Question

64. If speed of 3 m/s is converted to km/h,
then it would be
(A) 8 km/h
(B) 9 km/h
(C) 10 km/h
(D) 12 km/h​

Answer 1

Answer is 10.8km/h

Step-by-step explanation:

to convert meter per second to kilometre per hour multiply the speed given in meter per second by 18/5.

speed= 3m/s

= 3x18/5 = 54\5

= 10.8