In a jar, the numbers of white, black and red marbles are in ratio of 5:11:8. If the total number of marbles is 144, then how many red marbles are there?

From the set {1, 12, 18}, use substitution to determine which value of x makes the equation true. 36x + 31 = 535

A tourist being chased by an angry bear is running in a straight line toward his car at a speed of 4.2 m/s. The car is a distance d away. The bear is 30 m behind the tourist and running at 6.0 m/s. The tourist reaches the car safely.

How many swimmers are holding exaclty 3 toy whales?

Write a fraction that is less that 5/6 anda has a denomination of 8

Which expression is equivalent to a + (C+7) ? 7 ас a - (c+7) (c+7) - a (a+c) + 7

1/15 : 10 Enter your answer in the box as a fraction in simplest form.

What is 8 3/8 as a decimal

Solve the inequality. X-7<-12

You put $16,000 in a saving sccount with 3% interest. How much money will be in your savings account after the 6th month? How much money did you make in in interest?

Find the slope of a line with the rise as 3 and run as 4