Trains Boats and Streams Practice Test 1 with solutions

Question : 26 of 40

Marks: +1, -0

A train normally reaches its distination in 18 hours while travelling at 63 km/hour. Find the percentage increase in the speed in order to reduce the time by 10 hours.

$133 1/3$ %
$99 1/9$ %
$87 1/4$ %
125 %
None of these

Validate

Solution:

Distance covered by the train = 63 × 18
= 1,134 km
New time = 18 - 10 = 8 hours
New speed =

{1134}/8

= 141.75
Percentage increase in speed
=

{141.75-63}/{63} × 100

= 125 %

Go to Question:

Prev Question

Next Question