Multiple choice

A speed of 14 m/sec is equal to

  1. 28 kmph

  2. 46.6 kmph

  3. 50.4 kmph

  4. 70 kmph

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

14 m/sec = ( 14 ´ 18/5 ) kmph = 50.4 kmph