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Shweta when increases her speed from 24k...

Shweta when increases her speed from 24km/h to 30 km/h she takes one hour less than the usual time to cover a certain distance. What is the distance usually covered by shweta?

A

160 km

B

240 km

C

120km

D

90 km

Text Solution

Verified by Experts

The correct Answer is:
C
Let the original time be t hours then
`24t=(30xx(t-1)=D`
t=5
Distance=`24xx5=120km`
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