Question
Eight years from now, Kirti's age will be twice that
of her brother Kunal, but 6 years ago she was four times as old as Kunal was then. Find the present age of Kunal.Solution
Let the present age of Kirti =x and Kunal =y ATQ- After 8 years- X+8 = 2(y+8) … (1) Before 6 years – x-6 = 4(y-6) x-6 =4y-24 x =4y-18 …. (2) put the value of x in Eq (1) 4y -18+8 =2y+16 4y -10 =2y+16 2y =26 y =13 years.
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...Select the word which can be formed using the letters of the given word. (Using the letters only once)
EXAMINATION
Which can be formed by using the letters of the given word.
GENERALIZATION
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