Question
In each of the given number-clusters, the number on the
right side of = (the equal to sign) is calculated by performing certain mathematical operations on the two numbers on the left of = (the equal to sign). All three number-clusters follow the same pattern. Select the number from among the given options that can replace the question mark (?) in the third number-cluster. 12, 33 = 57 10, 28 = 48 14, 39 = ?Solution
The logic is- 12 x 2 + 33 = 57 10 x 2 + 28 = 48 14 x 2 + 39 = 67
A sum of ₹20,000 is invested at an annual interest rate of 10% compounded half-yearly. What will be the total amount after 2 years?
Divide Rs. 2,440 into two parts such that the first part after 10 years is equal to the second part after 8 years, compound interest being 20% per annum...
Find the compound interest on Rs. 4000 at 10% per annum for 2 years, compounded annually.
What is the compound interest in a sum of 7500 for 12/5 years at 20% p.a., interest compounded yearly (nearest to an integer)?
Raj and Simran each invested a sum of ₹10,000 for three years at 25% compound interest per annum. However, while for Raj the interest was compounded a...
A sum of money was invested at 10% p.a. compound interest (compounded annually), and it amounted to Rs. 6050 at the end of 2 year...
Find the compound interest on Rs. 8000 at 12% per annum for 2 years (compounded annually).
A person invested ₹15000 in a scheme for 3 years at 8% compound interest, compounded annually. After 3 years, the person decided to withdraw the amoun...
Find the compound interest on Rs. 5000 at 8% per annum for 2 years, compounded annually.