Nikita borrows 1 superhero book and 1 dragon book from the library. The superhero book has a mass of 200 grams. The dragon book has a mass of 310 grams. What is the mass of the books Nikita borrowed?

Sylvia earns $7 per hour at her afterschool job. After working one week, she received a paycheck for $91. Write and solve an equation to find the number of hours Sylvia worked to earn $91. Sylvia earns $7 per hour at her afterschool job.

What are two intergers that are also whole numbers

What is the unit of analysis

How to solve nonlinear equations using iteration method?

List the slope and the y intercept 15x-3y=-12

What single percentage change is equivalent to a 15% decrease followed by a 16% decrease?

Use substitution to solve the linear system of equations. x = 4 -y = 1/2x (4, - 2) (-2, 4) (4, 2) (2, - 4)

What is (24-6) + 19:2

Now 3 equivalent ratios to 5 over 2 and 4 over 7

Is it always, sometimes, or never true that a scatter plot that shows a positive association suggests that the relationship is proportional?