12. A pack of cinnamon-scented pencils sells for $4.00. What is the sales tax rate if the total cost of the pencils is $4.32?

13. How can you solve problems involving percents?

How to make - 4 4_25 it to a decimal

Whats the place value of the 7 in 7,050,423.

After a discount of 10%, the price of a pair of jeans, including tax, was $69.62. The following equation can be used to find x, the price of the pair of jeans without the discount: x - 0.1x + 0.07 (x - 0.1x) = 69.

Suppose you are doing a study on the wealth of the population in your town. You take a random survey of 100 people. Which would NOT be a characteristic of the sample group? A) The age of the sample group. B) The gender of the sample group.

A parallelogram has side lengths of 13 and 17 and an angle that measures 64°. Law of cosines: a2 = b2 + c2 - 2bccos (A) What is x, the length of the diagonal, to the nearest whole number? 16 18 19 21

What is thirty more than x algebraic expression

What is the vertical asymptote for y=1/x+3

Ellen separated the area of a poster into four equal sections. The perimeter of the poster is 120 inches. What is the area of one section of the poster?

The line a bus arrives at the bus stop every 25 minutes, and the line b bus arrives every 15 minutes. Both are at the stop right now. On how many will both be at the bus stop again

Solve: x to the 3rd power equals 1 over 8