Quantitative Aptitude Quiz For RBI Attendant 2021- 11th March

Table of Contents

Q1. Wages of 10 women for 5 days is Rs 1250. The daily wage of a man is twice that of a woman. How many men must work for 8 days to earn Rs 1600?
(a) 5 men
(b) 8 men
(c) 4 men
(d) 6 men
(e) None of these

Q2. If 12 men with 13 boys can earn Rs. 4893.75 in 3 days and 5 men with 6 boys can earn Rs. 3562.50 in 5 days, in what time will 3 men with 4 boys earn Rs. 3150 ?
(a) 8 days
(b) 7 days
(c) 10 days
(d) 9 days
(e) None of these

Q6. A is 40% more efficient than B. If B takes 6 days more than A to complete a work alone then in how many days ‘A’ alone can complete the whole work.
(a) 10 days
(b) 15 days
(c) 21 days
(d) 24 days
(e) 12 days

Q7. P, Q and R can do some work in 36 days. P and Q together do twice as much work as R alone and P and R together can do thrice as much work as Q alone. Find the time taken by R to do the same work.
(a) 80 days
(b) 72 days
(c) 108 days
(d) 96 days
(e) 120 days

Q8. 5 men can do a work in 16 days and 8 women can do the same work in 15 days. In how many days 2 man and 3 women can do the work together?
(a) 22 days
(b) 20 days
(c) 21 days
(d) 18 days
(e) 24 days

Q9. ‘A’ is 40% less efficient than ‘B’ who can do the same work in 20% less time than ‘C’. If A and B together can complete 80% of work in 12 days, then in how many days 60% of work can be completed by B and C together.
(a) 2 days
(b) 4 days
(c) 6 days
(d) 8 days
(e) 10 days

Q10. P and Q together can complete a work in 24 days, while Q and R working together can complete the same job in 32 days. P and Q start the work and did it for 8 days, after that P left the work and R joined Q and after 12 more days, Q also left the work. Then, the remaining work is completed by R in 28 days. Find in how many days R will complete the work alone?
(a) 96 days
(b) 72 days
(c) 108 days
(d) 90 days
(e) 81 days

Q11. P and Q can do a work in 24 and 32 days respectively. They started working together and after working 4 days Q left the Job. P alone worked for next 4 days after that a third person R who can complete the whole work in 40 days alone joined P and both completed the remaining work together. Find for how many days R worked?
(a) 65/8 days
(b) 63/8 days
(c) 67/8 days
(d) 12 days
(e) 14 days

Q12. An inlet pipe can fill a tank in 4 hours and an outlet can empty the same tank in 30 hours, working individually. How many minimum additional numbers of outlet pipes of the same capacity are required to be opened, so that the tank never overflows?
(a) 6
(b) 5
(c) 8
(d) 7
(e) 9

Q13. Pipe A and Pipe B can fill a cistern together in 18 minutes. Pipe B is 50% more efficient than pipe A. Find the capacity of cistern, if it is given that pipe ‘A’ fills the cistern at speed of 6 litre/minute.
(a) 150 l
(b) 225 l
(c) 240 l
(d) 180 l
(e) 270 l

Q14. Two pipes A and B can fill a cistern in 15 hours and 10 hours respectively. A tap can empty the full cistern in 30 hours. All the three taps were open for 2 hours, when it was remembered that the emptying tap had been left open. It was then closed. How many hours more would it take for the cistern to be filled ?
(a) 4hr 30 min.
(b) 4hr 12 min.
(c) 4 hr24 min.
(d) 4hr 35 min.
(e) 4hr 36 min.