k = 15 is the answer!!!!!!
Asteroids, planets, moons, and astronomy.
Let's say 'x' to number of the students in the smaller class. Since the larger one is 6 more than the smaller one, its number would be 'x+6'. So their sum is equal to

and we know total is 50 so:
x is 22 so the larger number 'x+6' is equal to :
X-3+2 is the answer to this question