Simplify the following ratio:

Determine the ratio of to .

Simplify the ratio: 400 students to 25 teachers

Riley gives Maddie marbles, then gives Carl marbles. He repeats this process several times.

At the end of this process, Maddie has marbles. How many marbles does Carl have?

A car with a tank that holds gallons of gas gets miles to the gallon. If the car's gas gauge reads that the tank is three-fourths full, how many miles can it travel before it needs to be refueled?

Determine the ratio of 6 to 36.

If there are 6 girls in a class and 12 boys in a class, what is the ratio of girls to boys in the class, in simplest form?

Which of the following is in a simplified form?

Determine the ratio of 12 to 32.

What is the simplest form of the ratio to ?