class
stringclasses
2 values
id
stringlengths
6
12
question
stringclasses
340 values
option
stringlengths
23
217
answer
stringlengths
5
54
task_class
stringclasses
4 values
Attributes
stringclasses
7 values
image
imagewidth (px)
76
500
real
66_Quantity
The figure is divided into four quadrants. Which of the following options has the largest number of people in the figure?
(a) Top-left quadrant (b) Top-right quadrant (c) Bottom-left quadrant (d) Bottom-right quadrant
(b) Top-right quadrant
value comparison
Quantity
real
48_Volume
The water capacity of the left bottle is 400 ml. Which of the following options is a reasonable estimate of the volume of water in the right bottle?
(a) 200 ml (b) 900 ml (c) 550 ml (d) 1300 ml
(c) 550 ml
value estimation
Volume
real
130_Volume
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest volume?
(a) object A (b) object B (c) object C (d) object D
(c) object C
value comparison
Volume
real
0_Volume
The objects from left to right in the figure are object A, object B and object C. Which object has the largest volume?
(a) object A (b) object B (c) object C
(c) object C
value comparison
Volume
real
114_Volume
The total capacity of the bottle is 1500 ml. Which of the following options is a reasonable estimate of the volume of water in the bottle?
(a) 525 ml (b) 200 ml (c) 800 ml (d) 1300 ml
(a) 525 ml
value estimation
Volume
real
96_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) (2 hours and 40 minutes, 2 hours and 50 minutes) (b) (4 hours and 00 minutes, 4 hours and 10 minutes) (c) (10 hours and 05 minutes, 10 hours and 15 minutes) (d) (5 hours and 30 minutes, 5 hours and 40 minutes)
(c) (10 hours and 05 minutes, 10 hours and 15 minutes)
range estimation
Scale
real
119_Volume
The total capacity of the bottle is 1500 ml. Which of the following options is a reasonable estimate of the volume of water in the bottle?
(a) (1150, 1250) ml (b) (650, 750) ml (c) (50, 150) ml (d) (450, 550) ml
(b) (650, 750) ml
range estimation
Volume
real
91_Volume
The volume of the left object is X times greater than that of the right object. Which of the following options is a reasonable estimate for X?
(a) 2.9 (b) 6.3 (c) 7.8 (d) 1.6
(d) 1.6
multiplicative estimation
Volume
real
40_Angle
The angle formed by the objects on the left side is X times the angle formed by the objects on the right side of the figure. Which of the following options is a reasonable estimate for X?
(a) 3.2 (b) 4.7 (c) 4.0 (d) 1.9
(d) 1.9
multiplicative estimation
Angle
real
138_Angle
Which of the following options best estimates the opening angle of the laptop in the figure?
(a) (20, 30) degrees (b) (170, 180) degrees (c) (50, 60) degrees (d) (90, 100) degrees
(d) (90, 100) degrees
range estimation
Angle
real
84_Depth
Four points are circled on the figure, labeled by A, B, C and D beside each circle. Which point appears closer to the viewer?
(a) A is closer (b) B is closer (c) C is closer (d) D is closer
(c) C is closer
value comparison
Depth
real
134_Depth
The distance from point A to the viewer is X times than point B, Which of the following options is a reasonable estimate for X?
(a) 3.0 (b) 4.4 (c) 6.9 (d) 1.1
(d) 1.1
multiplicative estimation
Depth
real
144_Length
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest length?
(a) object A (b) object B (c) object C (d) object D
(a) object A
value comparison
Length
real
96_Length
The right object is X times higher than left object. Which of the following options is a reasonable estimate for X?
(a) 2.6 (b) 3.4 (c) 5.0 (d) 1.2
(d) 1.2
multiplicative estimation
Length
real
117_Scale
Which of the following options is an reasonable estimate of the value that the pointer in the figure is pointing to, regardless of whether it is positive or negative?
(a) 70 (b) 9 (c) 92 (d) 47
(a) 70
value estimation
Scale
real
88_Length
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest length?
(a) object A (b) object B (c) object C (d) object D
(b) object B
value comparison
Length
real
95_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) (2 hours and 20 minutes, 2 hours and 30 minutes) (b) (10 hours and 05 minutes, 10 hours and 15 minutes) (c) (3 hours and 30 minutes, 3 hours and 40 minutes) (d) (4 hours and 00 minutes, 4 hours and 10 minutes)
(b) (10 hours and 05 minutes, 10 hours and 15 minutes)
range estimation
Scale
real
94_Quantity
Which of the following options is a reasonable estimate of tress in the figure?
(a) 56 (b) 19 (c) 69 (d) 31
(b) 19
value estimation
Quantity
real
123_Depth
Four points are circled on the figure, labeled by A, B, C and D beside each circle. Which of the following options is most likely to be the order in which these points are located from closest to farthest from the viewer?
(a) DBAC (b) CDBA (c) ABCD (d) BDCA
(d) BDCA
value comparison
Depth
real
92_Quantity
Which of the following options color of flower appears the most in the figure?
(a) red (b) white (c) purple (d) yellow
(d) yellow
value comparison
Quantity
real
125_Scale
Which of the following options is an reasonable estimate of the value that the pointer in the figure is pointing to, regardless of whether it is positive or negative?
(a) 2.4 (b) 0.3 (c) 5.6 (d) 6.9
(a) 2.4
value estimation
Scale
real
121_Volume
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest volume?
(a) object A (b) object B (c) object C (d) object D
(a) object A
value comparison
Volume
real
67_Angle
The angle formed by the objects on the right side is X times the angle formed by the objects on the left side of the figure. Which of the following options is a reasonable estimate for X?
(a) 2.0 (b) 2.7 (c) 1.2 (d) 3.5
(c) 1.2
multiplicative estimation
Angle
real
98_Quantity
Which of the following options is a reasonable estimate of cups in the figure?
(a) 33 (b) 12 (c) 6 (d) 38
(c) 6
value estimation
Quantity
real
22_Volume
The water capacity of the right bottle is 850 ml. Which of the following options is a reasonable estimate of the volume of water in the left bottle?
(a) 100 ml (b) 1300 ml (c) 850 ml (d) 500 ml
(c) 850 ml
value estimation
Volume
real
71_Volume
The total capacity of the bottle is 1500 ml. Which of the following options is a reasonable estimate of the volume of water in the bottle?
(a) (800, 900) ml (b) (150, 250) ml (c) (1050, 1150) ml (d) (450, 550) ml
(a) (800, 900) ml
range estimation
Volume
real
37_Length
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest length?
(a) object A (b) object B (c) object C (d) object D
(a) object A
value comparison
Length
real
125_Depth
The distance from point A to the viewer is X times than point B, Which of the following options is a reasonable estimate for X?
(a) 1.6 (b) 2.7 (c) 4.7 (d) 6.0
(a) 1.6
multiplicative estimation
Depth
real
54_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) (8 hours and 10 minutes, 8 hours and 20 minutes) (b) (1 hours and 20 minutes, 1 hours and 30 minutes) (c) (10 hours and 50 minutes, 10 hours and 59 minutes) (d) (3 hours and 20 minutes, 3 hours and 30 minutes)
(a) (8 hours and 10 minutes, 8 hours and 20 minutes)
range estimation
Scale
real
22_Quantity
Which of the following options is a reasonable range of estimates for the number of bikes in the figure?
(a) [1, 10) (b) [10, 30) (c) More than 30
(b) [10, 30)
range estimation
Quantity
real
36_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) 12 hours and 00 minutes (b) 8 hours and 42 minutes (c) 2 hours and 33 minutes (d) 11 hours and 48 minutes
(a) 12 hours and 00 minutes
value estimation
Scale
real
6_Volume
The total capacity of the bottle is 1500 ml. Which of the following options is a reasonable estimate of the volume of water in the bottle?
(a) (1350, 1450) ml (b) (1150, 1250) ml (c) (750, 850) ml (d) (250, 350) ml
(a) (1350, 1450) ml
range estimation
Volume
real
138_Length
Which of the following options is a reasonable estimate of the ratio of the water height to the total height of the bottle?
(a) 43% (b) 77% (c) 95% (d) 14%
(d) 14%
value estimation
Length
real
106_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) 3 hours and 23 minutes (b) 10 hours and 30 minutes (c) 4 hours and 22 minutes (d) 7 hours and 28 minutes
(b) 10 hours and 30 minutes
value estimation
Scale
real
53_Angle
The angle formed by the objects on the left side is X times the angle formed by the objects on the right side of the figure. Which of the following options is a reasonable estimate for X?
(a) 1.2 (b) 2.3 (c) 3.0 (d) 4.4
(a) 1.2
multiplicative estimation
Angle
real
124_Volume
The volume of the right object is X times greater than that of the left object. Which of the following options is a reasonable estimate for X?
(a) 3.3 (b) 1.2 (c) 5.7 (d) 7.8
(b) 1.2
multiplicative estimation
Volume
real
109_Angle
Which of the following options best estimates the opening angle of the laptop in the figure?
(a) (140, 150) degrees (b) (120, 130) degrees (c) (170, 180) degrees (d) (70, 80) degrees
(b) (120, 130) degrees
range estimation
Angle
real
8_Volume
The total capacity of the bottle is 1500 ml. Which of the following options is a reasonable estimate of the volume of water in the bottle?
(a) (150, 250) ml (b) (350, 450) ml (c) (1450, 1550) ml (d) (1150, 1250) ml
(a) (150, 250) ml
range estimation
Volume
real
105_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) (9 hours and 00 minutes, 9 hours and 10 minutes) (b) (5 hours and 50 minutes, 5 hours and 59 minutes) (c) (12 hours and 10 minutes, 12 hours and 20 minutes) (d) (6 hours and 40 minutes, 6 hours and 50 minutes)
(c) (12 hours and 10 minutes, 12 hours and 20 minutes)
range estimation
Scale
real
38_Quantity
Which of the following options is a reasonable range of estimates for the number of trees in the figure?
(a) [1, 10) (b) [10, 30) (c) More than 30
(c) More than 30
range estimation
Quantity
real
41_Quantity
Which of the following options color of flower appears the most in the figure?
(a) red (b) blue (c) yellow (d) purple
(c) yellow
value comparison
Quantity
real
134_Length
Move the ruler to measure the length of the object to the nearest centimeter. The object is about (_) centimeters long
(a) 25.5 (b) 15.5 (c) 23.5 (d) 8.0
(d) 8.0
value estimation
Length
real
20_Volume
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest volume?
(a) object A (b) object B (c) object C (d) object D
(d) object D
value comparison
Volume
real
80_Angle
Which of the following options is the estimated opening angle of the laptop in the figure?
(a) 120 degrees (b) 153 degrees (c) 52 degrees (d) 69 degrees
(a) 120 degrees
value estimation
Angle
real
24_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) 8 hours and 13 minutes (b) 12 hours and 00 minutes (c) 4 hours and 27 minutes (d) 6 hours and 42 minutes
(b) 12 hours and 00 minutes
value estimation
Scale
real
147_Depth
The distance from point B to the viewer is X times than point A, Which of the following options is a reasonable estimate for X?
(a) 3.6 (b) 4.7 (c) 5.8 (d) 1.7
(d) 1.7
multiplicative estimation
Depth
real
108_Depth
Four points are circled on the figure, labeled by A, B, C and D beside each circle. Which point appears closer to the viewer?
(a) A is closer (b) B is closer (c) C is closer (d) D is closer
(b) B is closer
value comparison
Depth
real
66_Length
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest length?
(a) object A (b) object B (c) object C (d) object D
(d) object D
value comparison
Length
real
108_Quantity
Which of the following options is a reasonable estimate of flowers in the figure?
(a) 16 (b) 9 (c) 26 (d) 35
(b) 9
value estimation
Quantity
real
130_Quantity
Which of the following options is a reasonable estimate of picture frames in the figure?
(a) 10 (b) 58 (c) 38 (d) 23
(d) 23
value estimation
Quantity
real
123_Length
Move the ruler to measure the length of the object to the nearest centimeter. The object is about (_) centimeters long
(a) 27.5 (b) 29.5 (c) 38.0 (d) 19.0
(d) 19.0
value estimation
Length
real
10_Depth
The distance from point A to the viewer is X times than point B, Which of the following options is a reasonable estimate for X?
(a) 1.8 (b) 3.6 (c) 4.8 (d) 5.9
(b) 3.6
multiplicative estimation
Depth
real
24_Depth
Four points are circled on the figure, labeled by A, B, C and D beside each circle. Which of the following options is most likely to be the order in which these points are located from closest to farthest from the viewer?
(a) DBCA (b) DABC (c) CBAD (d) CDAB
(d) CDAB
value comparison
Depth
real
43_Angle
Which of the following options is a reasonable estimate of the angle between the angle of the person's legs in the figure?
(a) 48 degrees (b) 150 degrees (c) 81 degrees (d) 123 degrees
(b) 150 degrees
value estimation
Angle
real
140_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) (3 hours and 30 minutes, 3 hours and 40 minutes) (b) (12 hours and 10 minutes, 12 hours and 20 minutes) (c) (5 hours and 40 minutes, 5 hours and 50 minutes) (d) (7 hours and 10 minutes, 7 hours and 20 minutes)
(b) (12 hours and 10 minutes, 12 hours and 20 minutes)
range estimation
Scale
real
9_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) 1 hours and 06 minutes (b) 10 hours and 32 minutes (c) 3 hours and 00 minutes (d) 6 hours and 09 minutes
(c) 3 hours and 00 minutes
value estimation
Scale
real
45_Volume
The total capacity of the bottle is 1500 ml. Which of the following options is a reasonable estimate of the volume of water in the bottle?
(a) (50, 150) ml (b) (1250, 1350) ml (c) (450, 550) ml (d) (950, 1050) ml
(d) (950, 1050) ml
range estimation
Volume
real
12_Depth
Four points are circled on the figure, labeled by A, B, C and D beside each circle. Which point appears closer to the viewer?
(a) A is closer (b) B is closer (c) C is closer (d) D is closer
(a) A is closer
value comparison
Depth
real
144_Quantity
Which of the following options is a reasonable range of estimates for the number of flowers in the figure?
(a) [1, 10) (b) [10, 30) (c) More than 30
(c) More than 30
range estimation
Quantity
real
38_Length
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest length?
(a) object A (b) object B (c) object C (d) object D
(b) object B
value comparison
Length
real
152_Depth
The distance from point A to the viewer is X times than point B, Which of the following options is a reasonable estimate for X?
(a) 3.2 (b) 5.4 (c) 7.0 (d) 1.2
(d) 1.2
multiplicative estimation
Depth
real
14_Scale
Which of the following options is an reasonable estimate of the value that the pointer in the figure is pointing to, regardless of whether it is positive or negative?
(a) 19 (b) 44 (c) 37 (d) 10
(d) 10
value estimation
Scale
real
130_Angle
Which of the following options is the reasonable estimated opening angle of the door in the figure?
(a) 97 degrees (b) 125 degrees (c) 54 degrees (d) 30 degrees
(d) 30 degrees
value estimation
Angle
real
69_Depth
The distance from point B to the viewer is X times than point A, Which of the following options is a reasonable estimate for X?
(a) 3.5 (b) 1.5 (c) 4.7 (d) 6.7
(b) 1.5
multiplicative estimation
Depth
real
39_Volume
The water capacity of the left bottle is 300 ml. Which of the following options is a reasonable estimate of the volume of water in the right bottle?
(a) 1200 ml (b) 700 ml (c) 100 ml (d) 400 ml
(d) 400 ml
value estimation
Volume
real
127_Quantity
Which of the following options is a reasonable estimate of apples in the figure?
(a) 19 (b) 41 (c) 52 (d) 63
(a) 19
value estimation
Quantity
real
146_Quantity
The figure is divided into four quadrants. Which of the following options has the largest number of people in the figure?
(a) Top-left quadrant (b) Top-right quadrant (c) Bottom-left quadrant (d) Bottom-right quadrant
(b) Top-right quadrant
value comparison
Quantity
real
34_Quantity
Which of the following options is a reasonable estimate of hot air balloons in the figure?
(a) 57 (b) 15 (c) 34 (d) 45
(b) 15
value estimation
Quantity
real
69_Quantity
The figure is divided into four quadrants. Which of the following options has the largest number of people in the figure?
(a) Top-left quadrant (b) Top-right quadrant (c) Bottom-left quadrant (d) Bottom-right quadrant
(b) Top-right quadrant
value comparison
Quantity
real
89_Quantity
Which of the following options is a reasonable range of estimates for the number of flowers in the figure?
(a) [1, 10) (b) [10, 30) (c) More than 30
(b) [10, 30)
range estimation
Quantity
real
3_Angle
Which of the following options best estimates the angles between the curves on the road signs in the figure?
(a) 128 degrees (b) 110 degrees (c) 175 degrees (d) 45 degrees
(d) 45 degrees
value estimation
Angle
real
6_Length
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest length?
(a) object A (b) object B (c) object C (d) object D
(c) object C
value comparison
Length
real
64_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) 3 hours and 00 minutes (b) 10 hours and 52 minutes (c) 5 hours and 31 minutes (d) 7 hours and 11 minutes
(a) 3 hours and 00 minutes
value estimation
Scale
real
75_Length
Move the ruler to measure the length of the object to the nearest centimeter. The object is about (_) centimeters long
(a) 9.0 (b) 25.5 (c) 18.5 (d) 22.5
(a) 9.0
value estimation
Length
real
26_Depth
The distance from point B to the viewer is X times than point A, Which of the following options is a reasonable estimate for X?
(a) 2.1 (b) 3.2 (c) 5.2 (d) 6.6
(a) 2.1
multiplicative estimation
Depth
real
28_Length
The right object is X times higher than left object. Which of the following options is a reasonable estimate for X?
(a) 2.0 (b) 2.8 (c) 3.5 (d) 1.0
(d) 1.0
multiplicative estimation
Length
real
130_Depth
The distance from point B to the viewer is X times than point A, Which of the following options is a reasonable estimate for X?
(a) 3.3 (b) 5.2 (c) 1.7 (d) 6.9
(c) 1.7
multiplicative estimation
Depth
real
50_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) (10 hours and 05 minutes, 10 hours and 15 minutes) (b) (1 hours and 20 minutes, 1 hours and 30 minutes) (c) (3 hours and 20 minutes, 3 hours and 30 minutes) (d) (4 hours and 50 minutes, 4 hours and 59 minutes)
(a) (10 hours and 05 minutes, 10 hours and 15 minutes)
range estimation
Scale
real
21_Angle
The angle formed by the objects on the right side is X times the angle formed by the objects on the left side of the figure. Which of the following options is a reasonable estimate for X?
(a) 1.3 (b) 3.9 (c) 2.3 (d) 3.1
(a) 1.3
multiplicative estimation
Angle
real
92_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) (8 hours and 30 minutes, 8 hours and 40 minutes) (b) (1 hours and 50 minutes, 1 hours and 59 minutes) (c) (4 hours and 10 minutes, 4 hours and 20 minutes) (d) (5 hours and 40 minutes, 5 hours and 50 minutes)
(b) (1 hours and 50 minutes, 1 hours and 59 minutes)
range estimation
Scale
real
137_Length
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest length?
(a) object A (b) object B (c) object C (d) object D
(d) object D
value comparison
Length
real
74_Length
The right object is X times higher than left object. Which of the following options is a reasonable estimate for X?
(a) 2.3 (b) 1.2 (c) 4.0 (d) 4.9
(b) 1.2
multiplicative estimation
Length
real
95_Angle
Which of the following options best estimates the angles between the curves on the road signs in the figure?
(a) 91 degrees (b) 147 degrees (c) 120 degrees (d) 166 degrees
(c) 120 degrees
value estimation
Angle
real
139_Quantity
The figure is divided into four quadrants. Which of the following options has the largest number of people in the figure?
(a) Top-left quadrant (b) Top-right quadrant (c) Bottom-left quadrant (d) Bottom-right quadrant
(a) Top-left quadrant
value comparison
Quantity
real
124_Angle
The angle formed by the objects on the right side is X times the angle formed by the objects on the left side of the figure. Which of the following options is a reasonable estimate for X?
(a) 2.2 (b) 1.4 (c) 3.1 (d) 4.2
(a) 2.2
multiplicative estimation
Angle
real
35_Depth
Four points are circled on the figure, labeled by A, B, C and D beside each circle. Which of the following options is most likely to be the order in which these points are located from closest to farthest from the viewer?
(a) DBCA (b) ACBD (c) BDAC (d) DCBA
(b) ACBD
value comparison
Depth
real
96_Quantity
Which of the following options is a reasonable range of estimates for the number of cars in the figure?
(a) [1, 10) (b) [10, 30) (c) More than 30
(c) More than 30
range estimation
Quantity
real
33_Depth
Four points are circled on the figure, labeled by A, B, C and D beside each circle. Which point appears closer to the viewer?
(a) A is closer (b) B is closer (c) C is closer (d) D is closer
(b) B is closer
value comparison
Depth
real
58_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) (9 hours and 30 minutes, 9 hours and 40 minutes) (b) (3 hours and 20 minutes, 3 hours and 30 minutes) (c) (11 hours and 00 minutes, 11 hours and 10 minutes) (d) (5 hours and 40 minutes, 5 hours and 50 minutes)
(b) (3 hours and 20 minutes, 3 hours and 30 minutes)
range estimation
Scale
real
123_Quantity
Which of the following options is a reasonable range of estimates for the number of bikes in the figure?
(a) [1, 10) (b) [10, 30) (c) More than 30
(b) [10, 30)
range estimation
Quantity
real
21_Volume
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest volume?
(a) object A (b) object B (c) object C (d) object D
(a) object A
value comparison
Volume
real
108_Length
Which of the following options is a reasonable estimate of the ratio of the water height to the total height of the cup?
(a) (60%, 70%) (b) (20%, 30%) (c) (40%, 50%) (d) (80%, 90%)
(d) (80%, 90%)
range estimation
Length
real
146_Volume
The volume of the left object is X times greater than that of the right object. Which of the following options is a reasonable estimate for X?
(a) 4.0 (b) 5.9 (c) 7.4 (d) 2.7
(d) 2.7
multiplicative estimation
Volume
real
78_Depth
Four points are circled on the figure, labeled by A, B, C and D beside each circle. Which point appears closer to the viewer?
(a) A is closer (b) B is closer (c) C is closer (d) D is closer
(a) A is closer
value comparison
Depth
real
111_Scale
Which of the following options is a reasonable estimate of the time the clock in the figure is pointing to?
(a) 11 hours and 02 minutes (b) 9 hours and 41 minutes (c) 3 hours and 49 minutes (d) 4 hours and 06 minutes
(a) 11 hours and 02 minutes
value estimation
Scale
real
63_Length
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest length?
(a) object A (b) object B (c) object C (d) object D
(c) object C
value comparison
Length
real
1_Volume
The volume of the left object is X times greater than that of the right object. Which of the following options is a reasonable estimate for X?
(a) 1.4 (b) 8.1 (c) 2.9 (d) 5.4
(b) 8.1
multiplicative estimation
Volume
real
29_Angle
The angle formed by the objects on the right side is X times the angle formed by the objects on the left side of the figure. Which of the following options is a reasonable estimate for X?
(a) 2.1 (b) 4.7 (c) 2.9 (d) 4.0
(c) 2.9
multiplicative estimation
Angle
real
131_Length
The objects from left to right in the figure are object A, object B, object C, and object D. Which object has the largest length?
(a) object A (b) object B (c) object C (d) object D
(b) object B
value comparison
Length
real
18_Length
The right object is X times higher than left object. Which of the following options is a reasonable estimate for X?
(a) 1.0 (b) 2.3 (c) 3.4 (d) 4.4
(a) 1.0
multiplicative estimation
Length