a man is 4 times old as his son.After 16 years he will be only twice as old as his son.Find their present ages

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a man is 4 times old as his son.After 16 years he will be only twice as old as his son.Find their present ages

Asked by Splash080 | 19 Jan, 2017, 05:39: PM

Expert Answer

$begin mathsize 16px style L e t space t h e space p r e s e n t space a g e space o f space s o n space b e space x space y e a r s. T h e n comma space t h e space p r e s e n t space a g e space o f space h i s space f a t h e r space equals equals space 4 x space y e a r s A f t e r space 16 space y e a r s comma S o n apostrophe s space a g e space equals space left parenthesis x plus 16 right parenthesis space y e a r s F a t h e r apostrophe s space a g e space equals space left parenthesis 4 x plus 16 right parenthesis space y e a r s A c c o r d i n g space t o space g i v e n space i n f o r m a t i o n comma 4 x plus 16 equals 2 left parenthesis x plus 16 right parenthesis 4 x plus 16 equals 2 x plus 32 2 x equals 16 x equals 8 4 x equals 4 cross times 8 equals 32 H e n c e comma space t h e space p r e s e n t space a g e s space o f space s o n space a n d space f a t h e r space a r e space 8 space y e a r s space a n d space 32 space y e a r s. end style$

Answered by | 19 Jan, 2017, 05:46: PM