The following table shows the details about money invested (principal) in a…
2023
The following table shows the details about money invested (principal) in a bank at a certain rate of interest for a given period of time by six different male persons A-F, alongwith with the amount received (in ₹). Some values are missing in the table (indicated as '-') that you are expected to calculate if required. Based on the data in the table, answer the questions that follow.
Person-wise Details of Money Invested
Person | Rate of Interest (%) | Time (in years) | Principal (in ₹) | Amount Received (in ₹) |
A | 6% | - | 10000 | - |
B | 6% | - | 30000 | - |
C | - | 5 | - | 25000 |
D | - | 3 | 45000 | - |
E | 8% | - | 20000 | - |
F | - | 2 | 60000 | - |
Note: Calculate simple Interest unless specified.
If the rate of interest received by A and C is in the ratio of 2:3, then the money invested by C will get doubled in _______ years.
- A.
121/7
- B.
151/2
- C.
131/3
- D.
111/9
Show answer & explanation
Correct answer: D
Given Rate A is 6% with a ratio of 2:3 to C, Rate C calculates to 9%. To double principal via simple interest, time equals 100 divided by the rate. Therefore, dividing 100 by 9 yields 11 and 1/9 years.