CBSE BOARD X, asked by rb740781, 4 months ago


7. पिता एवं पुत्र के आयु का योग 40 वर्ष है। यदि पिता के आयु पुत्र के आयु के आयु तीन गुणा है तो दोनो के आयु ज्ञात करें।

Answers

Answered by 0808astha
1

Explanation:

let the age of father = x

the age of son = y

according to the question

x+y=40. (1)

x=3y

x-3y=0. (2)

by elimination method

x+y=40

x-3y=0

- +. -

= y=10

put the value of y in eq (1)

x+y=40

x+10=40

x=40-10

x=30

so the age of father is 30year and his son is 10 year old.

Answered by munnirawat89
0

Answer:

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