1) there is some profit when an article is sold for Rs 720. However when he same article sold is for rs 420. There is some loss, if the quantum of loss is two times the quantum of profit , find the cost price of article?
2)A person sells his table at a profit of 25% and the chair at a loss of 20 % but oon the whole he gain Rs 18. On the other hand if he sells the table at a loss of 20% and the chair at a profit of 25 % then he neither gain or nor loss.find the cost price of table and chair.
3)A farmer sold a cow and a calf for rs 760 and got a proft of 10% on the cow and 25% on the calf. If he sells the cow and the calf for rs 767.5 and gets a proft of 25% on the cow and 10% on the calf find the individual cost price of the cow and calf.
4)9 kg of rice cost as much as 4 kg of sugar; 14 kg of sugar cost as much as 1.5 kg of tea; 2 kg of tea cost as much as 5 kg of coffee;
find the cost of 11 kg of coffee, if 2.5 kg of rice cost Rs. 12.50.
5)The distance between A and B is 80 km. Boat P could travel from point A to B upstream and point B to A downstream in total 30 hours. Boat Q could travel from point A to B upstream and point B to A downstream in total 9 hours. If the speed of boat Q in still water is thrice of boat P in still water, what is the speed of boat Q if speed of current remains constant for both?
6)A boat takes 19 hrs for travelling downstream from point A to point B and coming back to a point C midway between A and B. if the speed of the stream is 4 kmph and the speed of the boat in still water is 14 kmph, what is the distance between A and B?
7)A man takes 3 hr and 45 minutes to row a boat 15 km with the current in a river and 2 hours 30 minutes to cover a distance of 5 km against the current. Find the ratio of the speed of the boat in still water and the speed of the current?
8)At his usual rowing rate, Sameer rows 12 miles down stream in a river in 6 hrs less than it takes him to travel the same distance upstream. But if he could double his usual rowing rate for his 24 miles round the downstream 12 miles would then take only one hour less than the upstream 12 miles. What is the speed of the current in miles per hours?
9)A man row 71/2 kmph in still water. If in a river running at 1.5 km an hour, if takes him 50 min to row to place and back. How far off is the place?
10)Ravi can row at 5 kmph in still water. If the velocity of the current is 1 kmph and it takes him 1 hour to row to a place and come back, how far is the place?
Also Check Out Quantitative Aptitude Quiz for IBPS | RRB – Set 264