MCQOPTIONS
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| 1. |
The difference between the ages of two brothers is a prime number. Sum of their ages is also a prime number. If the elder brother is 28 years old. How many different values can the age of the younger brother take? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 1 |
| Answer» C. 4 | |