Question

convert into m/sec. 81km/h.​

Answer 1

Answer:

81 × 5/18

9 × 5/2

45/2

22.5 m/s

Answer 2

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To convert it into m/s we have to multiply it by 5/18

$81 \times \frac{5}{18}$

$9 \times \frac{5}{2}$

$\frac{45}{2}$

$22.5 \: per \: sec$