Q1. ‘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
Q2. Ratio of efficiency of A and B is 4 : 5. ‘A’ and ‘B’ together worked for 6 days and then ‘A’ left and ‘B’ completed the remaining work in 2 days more. If total amount allocated to complete the work is Rs.9600, then find the share of A and B respectively.
(a) 3600, 6000
(b) 7000, 2600
(c) 6000, 3600
(d) 4600, 5000
(e) 5000, 4600
Q3. 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
Q4. Abhi, Roly and Bitu can complete a work in 60 days working together. If Abhi and Bitu together are twice efficient than Roly and Abhi and Roly together are thrice efficient than Bitu then in how many days Abhi alone complete the work?
(a) 120 days
(b) 96 days
(c) 84 days
(d) 144 days
(e) 110 days
Q5. 8 men can complete a work in 4 days. 6 women can complete the same work in 6 days. 4 men & 6 women started the work & worked for only 2 days then, how many women are required to complete the remaining work in one day ?
(a) 20 women
(b) 22 women
(c) 15 women
(d) 10 women
(e) 12 women
Q6. A man invested ‘1/5’ of his total investment at 5% p.a. ‘1/2’ of his total investment at 10% p.a. and remaining at 20%. If he earns total interest of Rs 1200 after 2 years then find the total sum he invested?
(a) 6000
(b) 2500
(c) 4000
(d) 5000
(e) 8000
Q7 .An amount is invested at S.I. for three years at rate of 5% and S.I. received on that amount is Rs. 180. If the same amount is invested for two years at 10% C.I. for first year & R% C.I. for 2nd year & total C.I. received in two years is Rs. 318 then find value of R ?
(a) 15%
(b) 12%
(c) 22%
(d) 18%
(e) 25%
Q9. Amit borrowed total amount of Rs. 25,000, some part of it on SI at rate of 9% per annum and the remaining amount on SI at rate of 12% per annum. If at the end of 2 years, he paid a total of Rs. 30,250 to settle the loan amount then, what was the amount borrowed at 9% per annum.
(a) Rs. 13,500
(b) Rs. 12,000
(c) Rs. 12,500
(d) Rs. 13,000
(e) Rs. 14,000
Q10. Aman divided his total saving between his son and daughter in the ratio of 5 :3. His son invested his share on CI for two years at the rate of 10% and received the interest Rs. 480 less than his sister, who invested her share on SI for three years at the rate of 15% . Find Share of Aman’s son and daughter respectively?
(a) 10800 Rs, 2000 Rs
(b) 9600 Rs, 4200 Rs
(c) 8000 Rs, 4800Rs.
(d) 9800 Rs, 3000 Rs
(e) 7000 Rs , 5800 Rs
Solutions