bag contains 12 red marbles and 4 blue marbles.

What is the ratio, written in lowest terms, of red marbles to the total number of marbles in the bag?

The principal P is borrowed at a simple interest rate r for a period of time t. Find the simple interest owed for the use of the money. Assume 360 days in a year and round answers to the nearest cent. P=$180, r=3%, t = 2 years

You use 4 boxes of to serve 13 people. If you want to serve 39 people, what should you do?

For an employee training, the employee to instructor ratio is 24 to 2. If there are 37 instructors for the training, how many employees participated in the training?

Four balls are placed in a bowl. one green, one black and two yellow. the bowl is shaken and someone draws two balls from the bowl. he looks at the balls and announces that at least one of them is yellow.

9 plus 3 over x divided by x over 4 plus 1 over 12 equals?

There are approximately 3.33.3 million deaths per year in country a. Express this quantity as deaths per minute.

The quotient of a number dividend by 11 is 0.5

3. If Earth was 10 times farther away from the sun than it is now, which planet would it be closest to? (Assume all the planets are aligned with the sun and are on the same side of the sun.) Compare Earth's new distance to that planet.

What is the volume of a cylinder that has a radius of 4 cm and a length of 8cm

Find the gcf of the terms of each polynomial 6x^2+10