Karan
and Arjun
run a 100-meter race, where Karan beats Arjun
10 metres.
To do a favour
to Arjun,
starts 10 metres
behind the starting line in a second 100 metre
race. They both run at their earlier speeds. Which of the following is true in
connection with the second race?
(a) Karan and Arjun
reach the finishing line simultaneously.
(b) Arjun
beats Karan by 1 metre
(c) Arjun
beats Karan by 11 metres.
(d) Karan beats Arjun
by 1 metre.
The speeds of Karan and Arjun are in the ratio 10:9.
Let the speeds be 10s and 9s.
Time
taken by Karan to cover 110 m = 110/10s = 11/s
Time taken by Arjun
to cover 100 m = 100/9s = 11.11/s
Therefore, Karan reaches the finish line before Arjun.
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