Question

present avarage age of A B C is 22 years. 3 years ago, avarage age of B and C is 18 years. them find A's age 9 years hence​

Answer 1

Step-by-step explanation:

A+B+C/3=22

A+B+C=66

three years before

(B-3)+(C-3)/2=18

B+C-6=36

B+C=42

age of A(now)=66-42=24

after 9 years=24+9=33

Answer 2

Step-by-step explanation:

A+B+C/3 = 22

A+B+C =66

3 YRS BEFORE

(B-3)+(C-3)/2 =18

B+C-6 =36

B+C =42

AGE OF A(NOW) =66-42=24

AFTER 9 YRS = 24+9=33