A car can finish a certain journey in 10 hours at a speed of 48 km/ hr . By how much should its speed be increased so that it take only 8 hours to cover the same distance?
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Speed = Distance / Time
48 = D / 10
D = 480km
Now to find speed
S = 480/8
S= 60km/hr
So 60-48 = 12
12km/hr should be increased more.
Hope it helps
48 = D / 10
D = 480km
Now to find speed
S = 480/8
S= 60km/hr
So 60-48 = 12
12km/hr should be increased more.
Hope it helps
wolf007:
I hope u get it Meena
Yes thanks
which grade you are in ?
8th
Cool
Have a great day buddy
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