Question

The average age of X, Y, and Z is 25 years, and the average age of X and Y was 19.5 years at the time of Z's birth. If X is now 30 years old, determine Z's age 8 years from now.

Q: Answer-The average age of X, Y, and Z is 25 years, and the average age of X and Y was 19.5 years at the tim...

Let the current ages of X, Y, and Z be x, y, and z years, respectively. xyz325 x y z 253 xyz75 30yz 75 yz 45...i 30-z y-z 219.5 30y-2z 39 y-2z 9...ii subtract both the above equation we get, 3z 36 z 12 years age of Z after 8 years 128 20 years

A 22 years

B 24 years

C 26 years

D 20 years

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The average age of X, Y, and Z is 25 years, and the average age of X and Y was 19.5 years at the time of Z's birth. If X is now 30 years old, determine Z's age 8 years from now.

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