Anjali invested Rs.12000 in a scheme offering compound interest of x% p.a. compounded annually. If at the end of 2 years, interest received by her from the scheme is Rs.2520 then find the value of ‘x’.
According to the question, => 2520 = 12000 x [(100 + x)/100]2 – 12000 => 14520 = 1.2 x (100 + x)2 => (100 + x)2 = 12100 => x = 110 – 100 => x = 10
A girl found the answer for the question “subtract the sum 1/2 and 1/8 from unity and express the answer in decimals” as 1.5. The percentage...
After increase in the price of coffee by 25%, a person is able to buy 4 kg less for Rs. 1,640. Find the original and increased price of the coffee per k...
Ali the barber shaved 38% of his customers and gave a haircut to 76% of his customers. He charged Rs. 12 for a shave and Rs. 9 for a haircut. If 25% of ...
In an examination a candidate who gets 30% of the marks fails by 75 marks. But another candidate who gets 42% marks gets 15 marks more than are r...
Sumit spends 30% of his salary on food items and 30% of the remaining amount on electricity bill. If Sumit saves Rs. 29400, what is his total salary?
The respective ratio of monthly income of A to monthly income of B is 11:12, and A’s saving is (100/17)% more than B’s saving. Find the expenditure ...
A scored 46% marks and failed by 45 marks whereas B scored 76% marks, which was 75 more than the passing marks of the examination. Find the total marks ...
I purchase 100 kg of tea and sell it for a profit to the extent of what I would have paid for 40 kg. What is my profit percentage?
Z spends 60% of his salary and saves the remaining. After his salary is increased by 30%, he saves 55% of the increased amount besides the amount he use...
A man invested all his current month income in starting of a new business in which he spends 40% in advertisement 25% of remaining in furniture 20% of r...
