Answer:
170 that is the answer hope it's right
To find 10% you would just divide 200 by 10
=200/10
=20
hope this helped !
Answer:
Step-by-step explanation:
4+3+5= 12 marbles
3/12 * 2/11 = 6/132 = 4.5%
So.. if we take the numerator to be say "a", then the denominator will be "a+3"

either of those two fractions will do