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| 1. |
Sachin is younger than Rahul by 7 years. If their ages are in the respective ratio of 7 : 9, how old is Sachin? |
| Answer» Let Rahul's age be x years. Then, Sachin's age = (x - 7) years. x - 7 = 7 x 9 9x - 63 = 7x 2x = 63 x = 31.5 Hence, Sachin's age =(x - 7) = 24.5 years. | |