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The correct answer is C
The income of P is 4/7th of the income of Q and income of R is 40% more than the income of Q. Income of Q is Rs.21000 and expenditure of P is...
If 20% of (A + B) = 30% of (A – B), then what percentage of B is equal to A?
The respective ratio of monthly income of A to monthly income of B is 13:14, and A’s saving is (100/21)% more than B’s saving. Find the expenditure ...
In a stock of electronics (laptops + mobiles), if 25% of mobiles were laptops, then the number of laptops would have been 150% more than that of mobiles...
A sum of money invested at simple interest amounts to Rs. 16800 in 2 years and to Rs. 23100 in 9 years. What is the rate of simple interest per annum?
A batsman scored 120 runs which included 3 boundaries and 8 sixes. What percent of his total score did he make by running between the wickets. ...
A scored 32% marks and failed by 70 marks whereas B scored 64% marks, which was 90 more than the passing marks of the examination. Find the total marks ...
The income of ‘A’ increases by 20% every year. If his income 3 years hence from now will be Rs. 51840, then find his income a year before from now.<...
The population of a city is decreased by 15% in the first year and then increased by 20% in the second year. Find the population of the city at the end...