Math, asked by mahtoreena88, 11 months ago

A is 19 yrs old younger than B .After 5yrs their ages will be in ratio 2:3 Find their present age​

Answers

Answered by MrCombat
4

Answer:

Refer to the attachment for ur answer...

Attachments:
Answered by Sauron
8

Answer:

A is presently 33 years old and B is 52 years old.

Step-by-step explanation:

Given :

A = 19 yrs old younger than B

After 5yrs their ages will be in ratio = 2 : 3

To find :

Their present age

Solution :

Let the Present ages be -

  • B as y
  • A as (y - 19)

\green{\boxed{\green{\boxed{\red{\sf{\frac{(y - 19) + 5}{y + 5} =  \frac{2}{3}}}}}}}

 \sf{\implies} \: \frac{(y - 19) + 5}{y + 5} =  \frac{2}{3}  \\ \sf{\implies} \: \frac{y - 14}{y + 5} =  \frac{2}{3}  \\ \sf{\implies} \:3(y - 14) = 2(y + 5) \\ \sf{\implies} \:3y - 42 = 2y + 10 \\ \sf{\implies} \:3y - 2y = 10 + 42 \\ \sf{\implies} \:y = 52

B's age = 52

\rule{300}{1.5}

Value of (y - 19)

\sf{\implies} \:52 - 19 \\ \sf{\implies} \: 33

A's age = 33

\therefore A is presently 33 years old and B is 52 years old.

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