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CBSE Class 8 Answered

Baichung's father is 26 years younger than Baichung's grandfather and 29 years older than Taichung. Them sum of the ages of all the three is 135 years. What is the age of each one of them?
Asked by vraji | 04 Sep, 2018, 07:57: PM
Expert Answer
begin mathsize 16px style Baichung apostrophe straight s space father space is space 26 space years space younger space than space Baichung apostrophe straight s space grandfather and space 29 space years space older space than space Baichung. Let comma Baichung apostrophe straight s space age space equals space straight x space years His space father apostrophe straight s space age space equals space straight x space plus space 29 His space grandfather apostrophe straight s space age space equals space straight x space plus space 29 space plus space 26 space equals space straight x space plus space 55 Sum space of space their space ages space equals space 135 space years rightwards double arrow straight x space plus space straight x space plus space 29 space plus space straight x space plus space 55 space equals space 135 rightwards double arrow 3 straight x space space equals space 51 rightwards double arrow straight x space equals space 51 over 3 space equals space 17 Therefore comma Baichung apostrophe straight s space age space equals space straight x space years space space equals space 17 space years His space father apostrophe straight s space age space equals space straight x space plus space 29 space space space equals space 17 space plus space 29 space equals space 46 space years space His space grandfather apostrophe straight s space age space equals space straight x space plus space 55 space equals space 17 space plus space 55 space equals space 72 space years end style
Answered by Yasmeen Khan | 05 Sep, 2018, 10:09: AM

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