Aptitude - Races and Games - Discussion

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"When ambition ends, happiness begins."

- (Proverb)

10.

A can run 22.5 m while B runs 25 m. In a kilometre race B beats A by:

[A].

100 m

[B].

111	1	m
	9

[C].

25 m

[D].

50 m

Answer: Option D

Explanation:

When B runs 25 m, A runs 45 m.

2

When B runs 1000 m, A runs 45 x 1 x 1000 m = 900 m.

2 25

B beats A by 100 m.

Abhishek said: (Tue, May 24, 2011 08:48:43 AM)

Can any one explain why they are calculating with 1/25?

Usha said: (Tue, May 31, 2011 08:17:20 AM)

can any one explain why they r calculation with 45/2?

Tarannum said: (Wed, Jun 1, 2011 06:17:32 AM)

Please help me to get this solution why they have calculated with 45/2

Gowthami said: (Tue, Jun 7, 2011 09:10:26 AM)

A runs=22.5=(22.510)/10=45/2(multiply and divide with 10 both numerator and denominator) B runs=25m then 45/2------25 1 part=252/45 =10/9 B beats a=(9/10)*1000metres 900metres so 1000-900=100 points B beat by A