How much air is needed to fill a ball with a diameter of 7 centimeters

Dinner cost $80. If Jason left a 15% tip, how much $ did he leave for a tip?

Total principal in both accounts

Joe is making a recipe that calls for 3/4 teaspoon of cinnamon. His only measuring spoon holds 1/8 teaspoon. How many times will he need to fill his measuring spoon to get enough cinnamon for the recipe?

Bianca filled 2 same-sized jars with flavored popcorn as a gift. She wants to glue a piece of ribbon around the edge of each lid. The radius of each jar lid is 4 centimeters.

Brian had 42 class fair tickets to sell. He sold 5/6 of the tickets. How many tickets did he sell?

The area of a classroom for student is 24 sq. unit. If an area of 1/6 by 1/4 is reserved for one student, how much of the total area is reserved?

Solve 2 (x+3) = x-4 im not sure what to do with this question

Input positions. 1 2 3 Numerical expressions 9x1 9x2 9x3 Output value 9 18 27 What would be the value of the number in the thirtieth position? A 270 B 230 C 117 D 33

Miley has a shoe shelf 33 inches wide if each of her shoes is 2 3/4 inches wide how many shoes can she fit on the shelf

There are 100 employees in your company. Fifty of them do not have company health insurance. What percent of the employees do not have health insurance?