What is the best estimate of the difference between 48 and 21

Item 16 A motorboat takes 40 minutes to travel 20 miles downstream. The return trip takes 60 minutes. What is the speed of the current?

Jen solved the equation 100-1/2x=92 to determine the number of questions, x, she answered incorrectly on a text

Multiply the following polynomials (a - 6) (a^2 + 6a + 36)

A chef has 6 cups of berries and will use 2/3 cup of berries for each serving of fruit salad. how many sevings can be made.

Stu is making a stained glass window in the shape of a regular pentagon. the pentagon can be divided into congruent triangles each with a base of 8.7 inches and a height of 6 inches. what is the area of the window

Which expression is equivalent to 8 - 3

2x 7 = - 3solve for x, what is x

Find the nth term of this sequence - 2 3 8 13 18

Deon rented a truck for one day. There was a base fee of $20.95, and there was an additional charge of 90 cents for each mile driven. Deon had to pay $270.25 when he returned the truck. For how many miles did he drive the truck?

You have 3 shirts and 2 pairs of shorts. How many unique outfits can you wear?