Time and Distance Practice Test 4 with solutions

Question : 13 of 38

Marks: +1, -0

In covering a certain distance, the speeds of A and B is the ratio of 3 : 4. A takes 30 minutes more than B to reach the destination. What is the time taken by A to reach the destination?

$2 1/2$ hours
2 hours
$1 1/2$ hours
1 hour

Validate

Solution:

Ratio of speeds = 3 : 4
⇒ Ratio of time taken =

1/3 : 1/4

= 4 : 3
Now, 4t – 3t =

1/2

∴ t =

1/2

;
Hence, time taken by A = 4 ×

1/2

= 2 hrs.

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