Solve.

5. During the summer, Jayden

volunteers at the library for 20 hours

each week for 7 weeks. How many

hours does Jayden volunteer in all?

How many hours did Jayden volunteer

A number minus 6 equals 12

A video originally priced at $15 is on sale for $5.50 what is the percent of decrease rounded to the nearest whole number A. 63% B. 10% C. 17% D. 47%

A circle has a radius of 10 feet and a central angle AOB that measures 180°. What is the area of sector AOB? Use 3.14 for pi and round your answer to the nearest whole number. A. 16 ft2 B. 31 ft2 C. 157 ft2 D. 314 ft2

Which expression is equivalent to (4x^5+11) ^2? a. 8x^5+22 b. 16x^10+121 c. 16x^10+88x^5+121 d. 16x^25+88x^5+121

Suppose the side lengths are multiplied by 2. Describe the change in the perimeter.

A customer needs to seed an area 75 feet by 50 feet in size. Each bag of seed can cover 25 square feet of land. How many bags of seed do you need to cover the lot

What is the definition of a term?

The work accomplished by two people working on the same task for the same amount of time but at different rates is given by the equation w=r1t+r2t. solving this equation for t, which of the following steps would not be algebrailly correct?

Each product is in the form ax2 + bx + c. (x + 3) 2 = x2 + 6x + 9 (x + 4) 2 = x2 + 8x + 16 (x + 5) 2 = x2 + 10x + 25 (x + 6) 2 = x2 + 12x + 36 Which of the following describes the relationship between b and c? A: c is 1.5 times that of b.

Geometry express the area of a square with sides of length 5ab as a monomial