Alex ate breakfastat a restaurant. The bill came to $77.75. If she left a 20% tip, how much was the tip?

Building A and building B are 500 meters apart. There is no road between them, so to drive from building A to building B, it is necessary to first drive to building C and then to building B.

What an expression that represents n plus 7 multiplied by 3

Dabir drew a map of his neighborhood. He used a scale of 1 inch = 8 miles. Dabir's house and school or 1 1/2 inches apart in the map. How far apart with his house and school be on the map if the scale is 1 inch = 6 miles?

Factor completely x 3 2x 2 - 15x a. x (x-3) (x 5) b. - 3x (x 5) (x 1) c. 5x (x 1) (x-3) d. x (x 5) (x 3)

Find the accumulated value of the deposit $2500 made in simple interest for 3.5 years at 5% rate of interest per year.

A snowmobile priced at $2800 it's on sale for 20% off. The sales tax rate is 8.25%. What is the sales price including tax?

Least to greatest fractions 1/2, 2/5, 6/10

For what values of k will he graph of y=kx+3 be a descending line

The perimeter of a rectangle is 22m. The length of the rectangle is 1 m less than three times the width Give me an equation and the answer.

Simplify (8x^2+2y-6) + (2x^2+7y)