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1. Dina is 10 years younger than Mimi. If in 5 years Mimi will be twice as old as Dina, how old will Dina be in 3 years?
- A. 8
- B. 8
- C. 8
- D. 8
Answer: Option A
Explanation:
Let, Karim is x years old
Rahim = ( x - 10) years old
According to question,
( x + 5) = 2 ( x - 10 + 5)
x + 5 = 2x - 10
x = 15
After 3 years Rahim will be = 15 - 10 + 3 = 8 years.
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