Tech Mahindra Company Numerical Ability Time Distance and Speed

In a race of 4Kms A beats B by 100m or 25 seconds, then time taken by A is

a) 15 min 8 sec
b) 16 min 15 sec.
c) 8 min 15 sec.
d) 10 min 17 sec.

Read Solution (Total 2)

s=d/t
where t=d/s
therefore 4000*25/100=1000sec
convert 1000sec into min
we get 16min 15sec
8 years agoHelpfull: Yes(2) No(1)

100 = 25 seconds
4000 / 100 = 40
40 x 25 = 1000 seconds
1000 / 60 = 16 min 40 sec.
5 years agoHelpfull: Yes(0) No(0)

Tech Mahindra Other Question

In a race of 300 m A beats B by 15 m and C by 9 m. In a race of 450 m C will beat B by

a) 381 m
b) 429 m
c) 441 m
d) 439 m
What is the compound interest (compounded yearly) of Rs.5000 at 5% p.a. for 2 years and simple interest at 4% p.a for 2 years?

a) Rs.512.50, Rs.400
b) Rs412.50, Rs.400
c) Rs.512.80, Rs.500
d) Rs.400, Rs.500