Mrs. Johnson just purchased a total of 12 books and magazines for her office. The total bill was $112. She spent $16 on magazines and the books cost $12 each. How many books did she buy?

How much would $400 invested at 9% interest compounded continuously be worth after 3 years? Round your answer to the nearest cent.

Students in a fitness class each completed a one-mile walk or run. The list shows the time it took each person to complete the mile. Each time is rounded to the nearest half-minute. 5.5, 6, 7, 10, 7.5, 8, 9.5, 9, 8.5, 8, 7, 7.5, 6, 6.5, 5.

jessica is going to paint the floor of outdoor patio it is made up of two rectangles one rectangle measures 7 ft by 4 ft and the other measures 8 ft by 6 ft what is the total area of her patio?

What percent of his overall bill did beau save? Original Price: $205 Price after discounts: $143.50

Which equation can be simplified to find the inverse of y = x2 - 7? a: x=y ^ 2 - 1/7 b: 1/x = y^2 - 7 c: x = y^2 - 7 d: - x = y^2 - 7

Christina weighs 17 pounds more than twice her younger sister Sarah's weight when both girls stood on a frieght scale, the reading was 179 pounds how much does christina weigh

What makes the square root of 8 irrational?

What is the lowest multiple of 7 that can go into both 6 and 5?

Solve the following system of equations. What is the larger solution value of x, rounded to the hundredths place?

Which is larger 34.653 or 3.4653