Question

A boy walks at a speed of 3 1 by 2 km/h. He reaches his school in 30 minutes. How far is the school from his house?​

Answer 1

Answer:

Distance between the school and his house =1 3/4 km

Step-by-step explanation:

Given:-

A boy walks at a speed of 3 1 by 2 km/h. He reaches his school in 30 minutes.

To find;-

How far is the school from his house?

Solution:-

Walking Speed of the boy = 3 1/2 km/hr

= 7/2 km/hr

Time taken for reaching his school= 30 minutes

=30/60=1/2 hr

(1 hour=60minutes)

we know that

Distance=Speed × Distance

=>Distance=(7/2)×(1/2)

=>D=7/4 km

=>D=1 3/4 km

Answer:-

Distance between the school and his house =1 3/4 km