• # question_answer 41) The age of Shakti and Kanti are in the ratio of 8 respectively. After 10 years the ratio of their ages will be 13:12. What is the difference in years between their ages? A) 6 yearsB)               8 yearsC) 4 years             D) 2 years

Correct Answer: D

Solution :

Let the age of Shakti and Kanti is 8x and 7x respectively. Then, after 10 years, $\frac{8x+10}{7x+10}=\frac{13}{12}$ $96x+120=91x+130$             $5x=10$               $x=2$ Hence, the difference in years between their ages $=8x-7x=x=2$years

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