The sum of the ages of a father, his son and daughter is 95 years. find the sum of their ages 10 years back.
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Answer:
Step-by-step explanation:
95-10
=85
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let their age be XYZ before 10years
now sum of their present age is 95
X+Y+Z+30=95
X+Y+Z=95-30
=65years answer
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