He has to be 5 since 5×3=15 and each year he turns one year older so yea
LOL this is funny u expect people to help u yet when u answer them apparently its spamming so u can gain points is that right?
perhaps i should spam u i would if i were as immature as u so ill give u an answer.. like u should've done rather than spam me OH AND FYI I REPORTED YOU THIS SITE IS MADE FOR HELPING OTHERS OR BEING HELPED NOT GAINING POINTS LIKE A VIDEO GAME.
https://www.thecanadianencyclopedia.ca/en/article/social-and-welfare-services hope that helps and sorry i couldn't give u a straight answer because i couldn't find anything that talked about a list of social benefits/governments but this might work.
Since the translation is 8 units right and 4 units down, we have to add 8 to the x coordinate and subtract 4 to the y coordinate.
R=(-2,1)
R' = (-2+8,1-4)= (6,-3)
R' = (6,-3)
Change the mixed number to an improper fraction:

=

=5 ×

=

=8
Answer is
C. 8