Q3. Pipes A, B and C together can fill an empty tank in 10 hours. Pipe A and B together and pipe B and C together can fill the same tank in 12 hours and 20 hours respectively. Find the time taken by pipe B alone to fill the tank?
(a) 25 hours
(b) 20 hours
(c) 15 hours
(d) 30 hours
(e) 40 hours
Q4. Mahesh can complete a work in 15 days and Suresh can complete the same work in 10 days. If Mahesh worked for 9 days and left the work, then find how many days will Suresh alone take to complete the remaining work?
(a) 4 days
(b) 5 days
(c) 6 days
(d) 8 days
(e) 3 days
Q5. A man & a woman receives Rs. 1000 for work of 8 days. If a man is four times efficient than a woman, then find the daily wage received by a woman.
(a) Rs.20
(b) Rs.25
(c) Rs.21
(d) Rs.26
(e) Rs.27
Solutions
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