33. Sum of the ages of a father and a son is 60 years. Mother is 20 years elder than her son. Find the average age of
father and mother
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Answer:
40
Step-by-step explanation:
Let the father's and son's age be x and you respectively
therefore x + y = 60
or, y = 60-x ...... eq (1)
Again, Mothers age = 20+x .... eq(2)
from eq 1&3
we get -----
x+20+60-x/2 = 40
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