A man spends 80% of his income. His income is increased by 20% and he increase his expenditure by 10%. His saving are increased by:
(A) 30 %
(B) 20 %
(C) 32 %
(D) 60 %
Vipin swims in a 72 meter long pond. He travels 144 meters in one minute by swimming from one end to the other and coming back the same way, find his average speed.
(A)
(B)
(C)
(D)
Shyam covers a distance of 400 km in 5 hours. He traveled for some time at a speed of 85 km / h and the rest at a speed of 55 km / h. How long did he travel at high speed?
(A) 4 hour 15 minute
(B) 4 hour 35 minute
(C) 4 hour 25 minute
(D) 4 hour 20 minute
Two hours after a goods train passed a station, another train travelling at a speed of 63 km / hr following goods train passed through that station, if after passing the station the train overtakes the goods train in 7 hours What is the speed of the goods train ?
(A) 49 km / hr
(B) 32.2 km / hr
(C) 58.8 km / hr
(D) 73.5 km / hr
A train running at a speed of 108 km / h crosses a pillar in 32 seconds. The length of the train (in meters) is:
(A) 960
(B) 1024
(C) 1200
(D) 1240
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