Sasha drove from her house to the grocery store in 20 minutes. Her return trip took 15 minutes. If the store is 7 miles from her house, what was Sasha's average speed for the round trip, in miles per hour?

Give the measure of each numbered angle

150 miles in 3 hours as a unit rate

144 is what percent of 260

Which number line represents the solution of 4x - 9 ≥ - 21? A) A B) B C) C D) D

Find the slope of - 3,-11 and 6,-4

Julius went on a volunteer trip to Central America and took medical supplies with him. He packed a bag with 50 pounds of supplies.

Is 27/51 a proper fraction

Describe a possible real world context or situation that can be represented by the expression 14x+3y+250. identify the variables, variable terms, constant terms, and coefficients, as well as what they represent in the context you describe.

Suppose that a company has just purchased a new computer for $2800. The company chooses to depreciate using the straight-line method for 7 years.

Find the product. y^5·y^3