You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard X

Mathematics

Elimination Method of Finding Solution of a Pair of Linear Equations

Four times B'...

Question

Four times B's age exceeds A's age by twenty years.

4B - A = 20

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

3B - 2A = 18

No worries! We‘ve got your back. Try BYJU‘S free classes today!

5B - 7A = 16

No worries! We‘ve got your back. Try BYJU‘S free classes today!

5B - 3A = 25

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A
4B - A = 20

Let A's age = A years
B's age = B years
According to the Question,
4B - A = 20

Suggest Corrections

Similar questions

Q. Four years ago the average age of

A, B

and

C

was

25

years. Five years ago the average age of

B

and

C

was

20

years.

A

's present age is

A

's age is twice as

B

's age.

4

years ago,

A

was three times as old as

B

. Find their present ages.

In thirteen years Gaurav will be twenty-four years old. Write the expression for Gaurav's age for 20 years from now. If after 20 years his father's age is 3 years less than 6 times Gaurav's present age. What is Gaurav's father's present age? [3 MARKS]

Q. Twenty years from now, Arun's age will be three times his present age. His present age is

Q. Twenty years from now, Aditya's age will be three times his age today. What is his current age?

Join BYJU'S Learning Program

Four times B's age exceeds A's age by twenty years.

The correct option is A 4B - A = 20Let A's age = A years B's age = B years According to the Question, 4B - A = 20

The correct option is A
4B - A = 20

Let A's age = A years
B's age = B years
According to the Question,
4B - A = 20