Question
20.99 × √4.09 × 30.09 = ? × √195.99 ×
15.09 What approximate value will come in place of the question mark (?) in the following question? (You are not expected to calculate the exact value)Solution
20.99 × √4.09 × 30.09 = ? × √195.99 × 15.09 => 21 × √4 × 30 = ? × √196 × 15 => 21 × 2 × 30 = ? × 14 × 15 => 1260 = ? × 210 => ? = 6
- A person deposits Rs. ‘x’ in savings scheme A and Rs. ‘x/2’ in scheme B. The interest rates are 7% p.a. and 6% p.a. respectively. If after 3 years ...
The simple interest received on a certain sum is Rs. 500 less than the sum invested. If the sum was invested at 12% p.a. for 8 years, then find the simp...
Sneha deposited Rs. ‘R’ in a bank offering compound interest of 13% p.a. compounded annually. After 3 years, she invested the amount received from t...
Rs 2000 are invested at 5% per annum simple interest. If the interest is added to the principal after every 15 years, the amount will become Rs 4,000 af...
'R' invested Rs. 24,000 in SIP 'A' with a compound interest rate of 20% per annum compounded annually, and Rs. 18,600 in SIP 'B' with a simple interest ...
If he invested Rs. ________ in a scheme that offers a R% rate of interest for the 4T years on simple interest, then the interest received from the schem...
If Rs. 15000 is invested at 14% per annum, compounded yearly, calculate the interest earned in one year.
A borrowed Rs. 9500 from B for his business. How much amount A will return to B at the end of 24 months such that the sum was borrowed at simple interes...
A certain amount of money at simple interest amounts to ₹1,404 in 2 years and to ₹1,560 in 5 years. What is the rate of simple interest per annum ?
Simple interest and compound interest (compounded annually) earned on a sum at the end of 2 years at a certain rate of interest p.a. are Rs. 1100 and Rs...
Relevant for Exams:
