alleryConvert 72 km/h to m/s.
A$25$ m/s
B$20$ m/s
C$15$ m/s
D$10$ m/s
Answer & Solution
Correct answer: B. $20$ m/s
km/h to m/s: multiply by 5/18. 72 × 5/18 = 360/18 = 20 m/s.
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