casey has n nickels. meghan has 4 times as many nickels as casey has. write an expression for the total number of nickels casey and meghan have. then simplify the expression.

Naomi went on a 6.5 mile hike. in the morning she hiked 1.75 miles, rested and then hiked 2.4 more miles. how much father did she hike in the morning then the afternoon?

Joyce paid $140 for an item at the store that was 20 percent of the original price. What was the original price? Give your answer to the nearest cent.

Andrea's car get 25 miles per gallon of gas. The cabin is 190 miles away. How many gallons of gas will she need to get there?

9 (6-2v) = -12 (v-11) What is the value of v

The volume of a cone with a height of 6 cm is 8pi cubic cm. Which expression can be used to find r, the radius of the cone?

Sophie practiced tap for 3/4 hour and ballet for 1/2 hour. How long did she practice in all?

The difference of nineteen times a number and four

18.052 in expanded word form

What is three - 3 2/3

Jorge and Mary are both filling cups with fruit punch in preparation for a party. After 3 minutes, Jorge had 53 cups left to be filled, and after 5 minutes, he had 25 cups left to be filled. Mary's progress is shown in the table of values below.