In covering a distance of 60 km, Abhishek takes 4 hours more than Sanjay. If Abhishek doubles his speed, then he would take 2 hours less than Sanjay. What is Abhishek's speed?

10 kmph

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12 kmph

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14 kmph

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None of these

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Solution

The correct option is D
None of these

Let Abhishek's speed be x kmph

Then, $\frac{60}{x} - \frac{60}{2 x} = 6$

$\Rightarrow$ x = 5 kmph

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In covering a distance of 60 km, Abhishek takes 4 hours more than Sanjay. If Abhishek doubles his speed, then he would take 2 hours less than Sanjay. What is Abhishek's speed?

The correct option is D None of these Let Abhishek's speed be x kmph Then, 60x−602x=6 ⇒ x = 5 kmph

The correct option is D
None of these

Let Abhishek's speed be x kmph

Then, $\frac{60}{x} - \frac{60}{2 x} = 6$

$\Rightarrow$ x = 5 kmph