Marlin's marble jar had 36 red marbles and 64 blue marbles.

what was the ratio of red marbles to blue marbles in the jar?

a.
1 : 2

b.
9 : 16

c.
2 : 3

d.
3 : 4

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

Arecipe calls for 2 2/4 cups of raisins, but julie only has a 1/4 measuring cup. how many 1/4 cups is needed to measure out 2 2/4 cups of raisins?

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?