Question

three years ago the average age of A and B is 18 years . with C joining them now the average age become 22 years .how old is she

AFCAT QUESTION
LET SEE WHO WILL GIVE THE FIRST ANSWER
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Answer 1

Answer:

a b = 18

c = 22

s of a+b+c

= 18 +. 22

= 40 years old

Answer 2

Step-by-step explanation:

With C joining them, the average age becomes 22 years. How old is C now ? Explanation: Present age of (A + B) = (18 * 2 + 3 * 2) years = 42 years.