ATQ, (?)2 = (5.99)2 + (7.88)2 + 43.99 ?2 ~ 62 + 82 + 44 ?2 ~ 36 + 64 + 44 ?2 ~ 144 ? ~ ±12
Raj invested equal amounts in two schemes x and y at compound interest. In scheme x, the rate of interest was 8% per annum and in scheme y the rate of i...
Mr. P invested Rs. ‘4x’ in scheme ‘A’ offering simple interest of 25% p.a. and reinvested the interest earned from scheme ‘A’ at the end of ...
Akshay invested Rs. 2240 in two schemes P and Q in the respective ratio of 9:7. Scheme P and Q are offering simple interest at the rate of 10% per annum...
A sum of money doubles itself in 4 years in how many years it will be 5 times?
A certain sum of money becomes 5 times of itself in 20 years at simple interest. In how many years does it become double of itself at the same rate of s...
The amount payable on maturity of a certain sum which is invested for 5 years at a certain rate percent p. a. is ₹9,600 and the amount payable on the ...
A man invested Rs. 16,000 at simple interest of 'x%' p.a. and received Rs. 32,000 after 2 years. If he had invested Rs. 21,000 at simple interest of 'x%...
The simple interest earned on ₹3,000 at a rate of 8% per annum for 4 years is ₹x. If ₹2,520 is the simple interest earned on ₹5,000 at a rate of...
At what % of simple interest per annum will Rs. 500 amount to Rs. 610 in five years?
Suresh earned an interest of Rs. 1290 on principal amount of Rs. 4000 at some rate of compound interest in 2 years. How much more/less interest would he...
