What is the interquartile range of this data set?

7, 4, 6, 2, 8, 1, 10, 5, 7, 4, 9, 11, 13

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Four friends are collecting money to buy dog food for an animal shelter. The food will cost $150, and each friend will collect the same amount of money. Andrea used the five-step problem-solving plan.

Which of these is false? A) 21,730 < 22,341 B) 21,730 > 22,341 C) 22,341 > 21,730 D) 22,341 < 24,687

Apply the distributive property to factor out the greatest common factor. 21e+35 = 21e+35

A cereal company is creating new boxes for its product. In order to display the boxes, the stores they sell to require that the boxes be 11.5 inches high and no longer than 8.4 inches. The printing department requires exactly 272.

Brianna asked 45 students if they would vote for her to be the school council president. She used her calculator to compare the number of students who said yes with the total number of students. Her calculator showed the result as 0.6222 ...

Check all that apply. π/6 is the reference angle for: A. 8π/6 B. 13π/6 C. 3π/6 D. 5π/6

Use properties of addition and subtraction to evaluate the expression. -42-29-28

Which term best describes a fraction that has a variable or variable expression in its numerator or denominator

What is 7 4/7 simplified

Riley had to add this group of numbers (56 + 47 + 53), but he wanted to add them as quickly and as easily as possible. Here is how he decided to add the numbers: 56 + 47 + 53 = 56 + (47 + 53) = 56 + 100 = 156.