Question

The age of David is half the age of his mother. If the sum of their ages is 54 years,find the age of David

Answer 1

Answer:

let age of David's mother= X

ACC. to que

age of David = 1/2x

X+1/2x=54

2x+X/2=54

3x/2=54

3x=108

X=108÷3

X=36

hence,age of David=36years

Answer 2

Answer:

let age of David 's mother =x

David 's age =x/2

according to question

x+(x/2)=54

=>(2x+x)/2=54

=>3x=54×2

=>3x=108

=>x=108/3

=>x=36

David 's mother's age =36

David 's age =36/2=18.

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