Quantitative Aptitude Quiz for Indian Bank PO Mains
Q1. There is a certain amount from which A takes 30% then B takes 60% of remaining amount, then C takes 80% of the remaining amount. Now if the amount left is 2,536.8 then what is the actual sum?
Q2. Two vessels A and B contain milk and water mixed in the ratio 9:8 and 3:4 respectively. The ratio in which these two mixtures be mixed to get a new mixture containing 47 (1/17)% milk is
Q3. Two pipes A and B can fill a tank in 20 hours and 25 hours respectively and a third pipe C can empty the tank in 50 hours. All of three pipes opened together and after sometimes pipe C is closed. If total time to fill the tank from beginning is 13 hours, find after how much time pipe C was closed?
Q4. A boat travels upstream from B to A and downstream from A to B in 3 hrs. If the speed of the boat in still water is 9 km/hr and the speed of the current is 3 km/hr, the distance between A and B is
Q5. A man can row 5 km/hr in still water. If the river is running at 1 km/hr, it takes him 75 min to row to a place and back. How far is the place?
Q6. Out of 3 women and 6 men a committee of three members is to be formed in such a way that at least one member is a woman. In how many different ways can it be done?
Q7. A train travelling at 72 km/hr crosses another train, having three fifth of its length and travelling in opposite direction at 45 km/hr in32/5seconds. It also passed a railway platform in 16 seconds. The length of the rail platform is
Q8. Two pipes A and B can fill a tank in 24 minutes and 32 minutes respectively. If both the pipes are opened simultaneously, after how much time should B be closed so that the tank is full in 18 minutes?
Q9. On Rs. 3500 invested at a simple interest rate of 7 per cent per annum, Rs. 500 is obtained as interest in certain years. In order to earn Rs. 800 as interest on Rs. 4900 in the same number of years, what should be the rate of simple interest ?
Directions (10-15): What approximate value should come in place of question mark (?) in the following questions?
Q10. √289.19 × (2.08) ÷ 10.97=?
≈ 110 × 35 + 150
Q15. 125% of 4875 + 88.005 × 14.995 =?