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time and work examples54) P can complete a work in 12 days working 8 hours a day. Q can complete the same work in 8
days working 10 hours a day. If both P and Q work together, working 8 hours a day, in how
many days can they complete the work?
a) 5 b) 5 c) 6
d) 6 e) None of these
55) Eklavya can do the 6 times the actual work in 36 days while Faizal can do the one-fourth of
the original work in 3 days. In how many days will both working together complete the 3
times of the originalwork?
a) 6 b) 10 c) 12
d) 15 e) None of these
56) A and B can together finish a work in 30 days. They worked together for 20 days and then B
left. After another 20 days, A finished the remaining work. In how many days A alone can
finish the job?
a) 40 b) 50 c) 54
d) 60 e) None of these
57) Aman and Raman are two workers. Working together they can complete the whole work in
10 hours. If the Aman worked for 2.5 hours and Raman worked for 8.5 hours, still there was
half of the work to be done. In how many hours Aman working alone, can complete the whole
work?
a) 24 hours b) 17 hours c) 40 hours
d) Data inadequate e) None of these
58) 5 men and 2 boys working together can do four times as much work as a man and a boy.
Working capacities of a man and a boy are in the ratio :
a) 1 : 2 b) 2 : 1 c) 1 : 3
d) 3 : 1 e) None of these
59) A alone can do a piece of work in 6 days and B alone in 8 days. A and B undertook to do it
for Rs.3200. With the help of C, they completed the work in 3 days. How much is to be paid
to C?
a) Rs.375 b) Rs.400 c) Rs.600
d) Rs.800 e) None of these
60) If there is leakage also which is capable of draining out the liquid drom the tank at half of the
rate of outlet pipe, then what is the time taken to fill the empty tank when both the pipes are
opened?
a) 3 hours b) 3 hours c) 4 hours
d) Data inadequate e) None of these
61) A, B and C are employed to do a piece of work for Rs.529. A and B together are supposed to
do of the work and B and C together of the work. What amount should A be paid?
a) Rs.315 b) Rs.345 c) Rs.355
d) Rs.375 e) None of these
