Question

01. A car goes 20 metres in a second. Find its speed in
km/hr.
एक कार एक सेकंड में 20 मीटर चलती है। उसकी
कि.मी./घंटे में गति ज्ञात कीजिए।
(A) 18
(B) 72
(O) 36
(D) 20​

Answer 1

Answer:

SPEED = DISTANCE/TIME

=20/1 = 20m/s

to change in km/hr

20×18/5=72km/hour is the answer

Answer 2

Answer:

72 is correct answer dude