Question

3-years ago, the sum of ages of a father and his son was 40 years. After 2-year, the sum of ages of the father and his son will be__________

Answer 1

Answer: 50

Step-by-step explanation:  Let present age of father and son be x and y respectively

then 3 years ago sum of then age is 40.

⇒(x−3)+(y−3)=40

x+y=46⇒y=46−x...(1)

After 2 years ; sum of age of father and son is

Let t=(x+2)+(y+2)

t=(x+2+46−x+2) from (1)

=46+4

t=50

So sum of their ages after 2 years = 50.

Answer 2

Answer:

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