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11. The age of a girl in months is equal to the age ofher grandmother in years. If the differencebetween their ages is 66 years, find their ages. |
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Answer» let a = the age of the girllet g = age of grandmother :"the age of a girl in months is equal to the age of her grandmother in years"12a = g:if the differences between their ages is 66 years "g - a = 66replace g with 12a12a - a = 6611a = 66a = 66/11a = 6 yrs is the girls ageg=72 years |
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