Races and Games Practice Test 1 with solutions

© examsiri.com

Question : 10 of 40

Marks: +1, -0

In a one kilometer race, A beats B by 30 metres or 5 seconds. Find A’s time once the course.

140.40 seconds
161.6 seconds
150.17 seconds
157 seconds
None of these

Solution:

{\winner's \time}/{\loser's \time}

=

{\winning \time + \start \time}/{\winning \distance + \start \distance}

{\A's \time}/{1000-30}

=

{5+0}/{30+0}

⇒ A’s time =

{970×5}/{30}

= 161.6 seconds

© examsiri.com

Go to Question:

Prev Question

Next Question