Question
Average run scored by a batsman in first
‘x’ matches is 88. In next 10 matches he scored runs with an average of 100 so that his overall average increased by 4. Find the value of x.Solution
A and B started a business with initial investments of Rs. 25000 and Rs. 30000 respectively. After one year, a profit of Rs. 11000 is earned. A being a ...
R' invested some money at a compound interest rate of 40% p.a., compounded quarterly. If after 9 months, he received an amount of Rs. 1,99,650, then the...
'M' invested ₹19,200 at an annual compound interest rate of 10%, compounded yearly. After 'a' years, the total amount he received was ₹23,232. If 'Q...
Rs. 14000 invested for 2 years in a scheme offering compound interest (compounded annually) of 15% p.a. gives an interest that is Rs. 20 less than the i...
The difference between compound and simple interest on a sum of money for 2 years at 25% per annum is Rs. 880. The sum is:
Mr. X invested Rs. 800 in two schemes, A and B in the ratio of 7:3, respectively. Scheme A and B are offering simple interest at rate of 6% per annum an...
A person invested a sum of Rs. 9000 at r% per annum at simple interest and a sum of Rs. 13500 at (r-4)% at simple interest. If total interest earned on ...
- Aman saves Rs. 5,800 in a bank at 9% simple interest for 4 years. If he gets back Rs. '2q' in total, calculate the product of digits of 'q'.
Rs. 15,000 invested at simple interest of 7% p.a. yields the same interest after 4 years as Rs. 25,000 when invested at simple interest of 'y%' p.a. yie...
Mr. X invested Rs. 900 in two schemes, A and B in the ratio of 7:3, respectively. Scheme A and B are offering simple interest at rate of 14% per annum a...
