Question

body covers 200 cm in the first 2 sec and 220 cm in the nest 4 sec. What is the velocity of the body and the end of the 7th second?(a) 40 cm/sec​

Answer 1

Answer:

body covers 200 in the first two second and 220 CM in next 4 seconds The city of the body and end of 7 second is 40 cm