Question

9) A boy can run 64 metres in 7.2 seconds. In how much time can he run 88 metres?

(a) 8.9 seconds

(b) 9.9 seconds

(c) 10.2 seconds

(d) 0.99 seconds​

Answer 1

Answer:

9.9 seconds (b)

here ,the boy run 64 m in 7.2 sec

The for 1 sec he can run =7.2/64

so ,time taken by him to run 88m = 7.2/64×88

=9.9 second

=