What is 21 to the 2nd power

Story Problems 3. Lesley bought 4 bags of pretzels and 2 boxes of granola bars for $13.50. Landon bought 1 bag of pretzels and 5 boxes of granola bars for $17.55.

How do you do systems of substitution?

1.4 - 0.6 or 2 - 1.5 which has greater mas

Claire earned $60 babysitting on Friday night. She spent 1/4 of it at the movie, 1/3 going out to dinner, and she saved the rest. How much money did she save?

The value of a new car is expected to decrease by 17% each year. Use the exponential decay model to determine the equivalent quarterly rate. Enter the rate, to the nearest tenth of a percent, in the box.

What is the prime factorization of 128?

Find the amount financed and the finance charge in dollars for the following problem. Choose the right answers. Joshua Bennett purchased a television for $245.95 with 40.25% down. He will make 6 payments of $25.83 each.

Which equation correctly shows the multiplication of the means and extremes in the proportion 13⁄78 = 9⁄54? A. 13 ⋅ 9 = 78 ⋅ 54 B. 78 ⋅ 13 = 54 ⋅ 9 C. 13 ⋅ 54 = 78 ⋅ 9 D. 13 ⋅ 9 = 78 ⋅ 13

What is the slope of y=1/2x + 3?

Question Trang is calculating an estimate of how many classes there are in her school. She knows that there are 25 students in each class because she asked her teacher.