Abhay's age after six years will be three -seven of his father 's age . TTen years ago, the ratio of heir ages was 1 : 5. What is Abhay's fathers age at present ? Answers.
A) 45 years B) 48 years C) 49 years D) 50 years E) 52 years
Explanation :   Sol. Let the ages of Abhay and his father 10 years ago be xand5xxand5x years respectively . Then   Abhay's age after 6 years = (x+10)+6 =(x+16)(x+10)+6 =(x+16) years   Father's age after 6 years = (5x+10) +6=(5x+16)(5x+10) +6=(5x+16) years   âˆ´âˆ´ (x+16)=37(5x+16)(x+16)=37(5x+16)   â‡” 7(x+16)=3(5x+16   â‡” 7x+112=15x+48   â‡” 8x=64   â‡” x=8   Hence , Abhay's father's present age = (5x+10)(5x+10) = 50 years   ANSWER IS 50 years
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Abhay's age after six years will be three -seven of his father 's age . TTen years ago, the ratio of heir ages was 1 : 5. What is Abhay's fathers age at present ?