How many square feet is 20 ft by 20 ft

A membership to the local gym $40 and then $2 per visit. What is the maximum number of visit that can be made for $90? Is the function's model linear or exponential?

5/8 of 48 is equal to 8/15 of some number. What is this number?

Kayla walks 3 2/5 miles each day? wich of the following statements correctly describe how far she walks? a kayla walks 14 2/5 miles in 4 days b kayla walks 23 4/5 miles in 7 days c kayla walks 34 miles in 10 days d kayla walks 102 miles in 31 days

The length of a rectangle is three times its width. If the perimeter of the rectangle is 40 in, find its area.

Evaluate the expression when x = 3 and y=-7. x-8y

Argot is sewing a ribbon on a seam along the perimeter of a square pillow. The side length of the pillow is 2x2 + 1 inches, and its perimeter is 4 (2x2 + 1) inches. If x = 3.5, how much ribbon does she need?

6.4*10³+5.2*10³ how to solve this?

Mr. Boll can pick a bale of cotton by hand in 5 days. If his son joins him in the work, they can pick a bale in 3 days. How long would the son take to do the job?

Becky works 16 days each month. how many days will she work in 6 months

Which relationships hold true for the sum of the magnitudes of vectors u and v, which are perpendicular? a. ||u+v||=||u||+||v|| b. ||u+v||=sq rt (||u||^2+||v||^2) c. ||u+v||