Quantitative Aptitude Challenge-1 - Test your Quantitative Aptitude for MBA aspirants

Quantitative Aptitude Challenge(Expected time to solve these 6 Question is 9 Mins.):
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Q1. Sum of the ages of a boy and his father is 70 years. Before 20 years Father's 
age was 14 times the age of the boy. What was the age of father at the time of 
birth of the child?
Options:
1) 25
2) 26
3)