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| In the scatter plot, each dot represents one student who participated in the 50-meter race. Ben is 15 years old. Based on the information in the scatter plot, what was Ben's time in the race?
A. 9 seconds B. 10 seconds C. 11 seconds D. It cannot be determined. |
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A. 0.16
B. 16
C. 1.6
D. 160
A. 0.5 mL
B. 5 mL
C. 50 mL
D. 500 mL
How many cylinders must be placed on the empty side of the second scale to make that scale balance?
A. 5
B. 2
C. 3
D. 4