Question
What will be the age of A after 4 years? Quantity
I: The ratio between the present ages of A and B is 7:10 respectively and B is 9 years elder than A. Quantity II: 25 years In the question, two quantities I and II are given. You have to solve both the quantities to establish the correct relation between Quantity-I and Quantity-II and choose the correct option.Solution
Quantity I: Let the present age of A and B be 7x and 10x respectively. According to question, => 10x – 7x = 9 => x = 3 A’s age after 4 years = (7 x 3) + 4 = 25 years Quantity II: 25 years Therefore, Quantity I = Quantity II
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