alleryA drone covers 240 m in 20 s. How much faster is it than 10 m/s?
A8 m/s
B4 m/s
C6 m/s
D2 m/s
Answer & Solution
Correct answer: D. 2 m/s
The drone's speed is 240 ÷ 20 = 12 m/s, which exceeds 10 m/s by 2 m/s.
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