Question

convert 40 m/s into km/h​

Answer 1

Answer:144km/h

Explanation:1. If you want to convert any number from kilometre per hour to metre per second then multiply it by 5/18

2.if you want to convert any number from metre per second to kilometre per hour then multiply it by 18/5

THEN YOUR ANSWER IS =40×18÷5=144km/h