[tex] \large \blue {\fcolorbox {blue}{black}{Question}}[/tex]

Sally is 54 years old and her mother is 80, how man

2 thoughts on “<br />[tex] \large \blue {\fcolorbox {blue}{black}{Question}}[/tex]<br /><br />Sally is 54 years old and her mother is 80, how man”

1. Refer the above attachment ⬆️

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2. Answer:

   Let us assume x years back , Sally’s mom’s age is 3 times of Sally’s age. Hence

   3(54-x) = 80-x

   162-3x=80-x

   162-80 = 3x-x

   82=2x

   x=41.

   So , 41 years ago, Mothers age is 3 times of Sally’s age.

   When Sally’s age was 13 (54-41), and her mom age was 39 (80-41).

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