CBSE Class 10 Answered
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Asked by deepitapai | 09 Mar, 2009, 12:19: PM
Expert Answer
Let papa's present age = x yrs
Let mymmy's present age = y yrs
20 yrs ago, papa's age = x-20, mummy's age = y-20
Given: (x-20+y-20) / 2 = 23
That is (x+y-40)= 46
x+ y = 86
Let your present age = z yrs
Given: (x+y+z) / 3 = 34
(86+z) / 3 = 34
86+z = 102
Hence, z = 16
So, your present age = 16 yrs
Answered by | 09 Mar, 2009, 12:34: PM
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