IBPS RRB Quantitative Aptitude Quiz
Q1. In 6 litre mixture of spirit and water there is 15% water. In this mixture 4 litre of another mixture containing 10% water is mixed. After this 1.5 litre of spirit and 0.5 litre of water is mixed in this mixture. Find the percentage of water in the final mixture.
Q2. A milkman sells the milk at cost price but mixes water in the milk. In this way he earns 16⅔% profit. In what ratio does he mix milk and water?
Q3. A can do 50% more work than B can do in the same time. B alone can do a piece of work in 20 hr. A, with the help of B, can finish the same work in how many hours?
Q4. One litre of water is evaporated from 6 litres of solution containing 4% of sugar. The percentage of sugar in the remaining solution is
Q5. Krishna sells his watch at a loss of 5%. If he had sold it for Rs 56.25 more he would have gained 10%. What will be his gain or loss percentage if he sells it for Rs 450?
Q6. Two busses start from Delhi to Karnal at 8 am and 10 am respectively. Speed of slower bus and faster bus is 20 m/sec and 25 m/sec respectively. If distance between Delhi to Karnal is 200 km then at what time faster bus will catch the slower bus?
Q7. A man can row 7 km/hr in still water. If the river is running at 3 km/hr, it takes 6 hours more in upstream than to go downstream for the same distance. How far is the place?
Q8. A boat running downstream covers a distance of 16 km in 2 hours while for covering the same distance upstream, it takes 4 hours. What is the speed of the boat in still water?
Q9. A man can row at 5 kmph in still water. If the velocity of current is 1 kmph and it takes him 1 hour to row to a place and come back, how far is the place?
Q10. A boat takes 9 hr to travel a distance upstream and takes 3 hr to travel the same distance downstream. If the speed of the boat in still water is 4 kmph, then what is the velocity of the stream?
Directions (11 - 15): What value will come in place of (?) in the following questions?
Q11. 55.55 – 46.46 + 90.90 + 88.88 = 521 - ?
Q13. ¾ of (20% of 920) =? % of 600
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