Quantitative Aptitude MCQ for IBPS PO/RRB Mains 2018: 03 Sep

Quantitative Aptitude MCQ for IBPS PO/RRB Mains 2018: 03 Sep

01. The speed of a boat in still water is 15 kmph and the speed of the current is 3 kmph. It takes a total of 13.5 hours to row upstream from point A to B and downstream from Point B to A. What is the total distance covered by the boat from A to B? (both upstream and downstream)

1) 194.4 km
2) 206.7 km
3) 210.5 km
4) 186.3 km
5) None of these

02. Mahesh’s age is three times his son’s age and two-fifths of his father’s age. The present average age of all three persons is 46 years. What is the difference between Mahesh’s son’s age and Mahesh’s father’s age?

1) 85 years
2) 65 years
3) 78 years
4) 56 years
5) 58 years

03. Mohan Das invests equal sums of money at the same rate of interest in scheme A and B. The money invested in scheme A becomes twice the original amount in just 4 years at simple interest. Mohan Das invested in scheme B for the first two years at compound interest and for the remaining years at simple interest at the same rate which the scheme offers. If the difference between the amount of A and B after 4 years is Rs. 74375, what is the amount invested by Mohandas in each scheme?

1) Rs. 66900
2) Rs. 68500
3) Rs. 70000
4) Rs. 71600
5) None of these

04. Mohit and Manoj can do a piece of work in 30 days while Manoj and Manav can do the same piece of work in 24 days and Manav and Mohit can do in 20 days. They work together for 8 days, after which Manoj and Manav leave. How many days more will Mohit take to finish the work?

1) 15 days
2) 24 days
3) 18 days
4) 27 days
5) 32 days

05. Ajaj and Butt invested some amount of money in the ratio of 3 : 2 for the same period in a business. They decided to donate 15% of the profit in ‘Beti Bachao’ at the end of a year. Out of the remaining profit 75% is invested and the rest of the profit is divided as interest on their capitals. If the difference between their profits is Rs. 2550, then find the total profit.

1) Rs. 48000
2) Rs. 70000
3) Rs. 66000
4) Rs. 60000
5) Rs. 65000

06. A cistern can be filled by three pipes in 30, 45 and 50 minutes respectively and emptied by an escape pipe half an hour. The three filler pipes are opened at the same time. Accidentally the escape pipe is also opened along with these. It is only after a quarter of an hour that the mistake is realised and the empty pipe closed. At what time will the cistern be full?

1) 24 minutes
2) 30 minutes
3) 60 minutes
4) 45 minutes
5) None of these

07. The banker’s discount on `2000 at 5% is equal to true discount on `2400 for the same time and at the same rate. Find the time.

1) 6 years
2) 7 years
3) 3.5 years
4) 4 years
5) 5 years

Answers:

1. 1
2. 3
3. 3
4. 2
5. 4
6. 5
7. 4