5+2f; f=6.1 how do you do it im so confused

A market researcher selected 400 people at random from a group of people who indicated that they liked a certain comic book.

Allam just finished a great meal at a restaurant in Wisconsin. The sales tax in Wisconsin is 5%, and it is customary to leave a tip of 15% for the server. The tio amount is calculated on the price of the meal before the tax is applied.

How will adding the value 75 affect the mean and median of the data set 1, 5, 7, 9, 9, 10? A : the median increase less than the men increases B : the mean increases and the median stays the same C : the median increases and the mean stays the same

1.4=0.7p solve the equation

Use complete sentences to describe the relationship between the two sets A and B if A ⊆ B.

A.) What is the exact surface area of the container with a radius of 9 in and a height of 36 in?

A convex polygon has only the vertices A, B, C, D, and E. What is the sum of the measures of the interior angles of this polygon?

The formula l PRT where l - Interest, P principal, R rate, and T time is used to calculate the amount of simple interest earned. Solve this formula for T.

A rectangular sandbox has a width of 555 feet. The sandbox is 555 times as long as it is wide. What is the perimeter of the sandbox?

Cedro collects state quarter. He has 42 out of 50 available quarters. What is 42 out of 50 as a percent