Which of these are expressions?

298

22 x 3

7x = 63

a + b + c

0

Which is bigger 30% or 4/15?

Nina saves 40% of her summer job earnings for college. This summer, she earned $200 more than last summer, and she saved $900. Write and solve an equation to find her earnings last summer.

Sarah's kitten only weighed 13/4 pounds. But, the kitten gained 3/4 pounds after a week of eating vitamin fortified kitten food.

For a certain bathtub, the hot water faucet can fill the tub in 13 minutes. The cold water faucet can fill the tub in 12 minutes. If both faucets are used together, how long will it take to fill the tub?

The parking garage holds 300 cars on each level. There are 4 levels in the garage. How many cars can the parking garage hold in all?

How many 5/8 are in 1?

In a group of 48 children, there are twice as many boys as girls. How many girls are there?

A squared has a length of 5mm what is the perimeter of the square in dm?

Select the all numbers below which are rational numbers. - 76 (Square root) 13 3.14159 ... 10.030030003 ... 0.625 18.310 (Square root) 0.25 5/9

Sisters Rosey and Valerie specialize in two different triathlon events. Rosey finds that her average cycling speed is 7 mph faster than Valerie's average running speed. Rosey can cycle 32 miles in the same time that it takes Valerie to run 18 miles.