Bob's scores on his first 4 history tests were 55, 85, 58 and 77. To the nearest whole number, what is the mean of these scores?

Solve the following by using factoring. x^2-3x=10

The perimeter of a rectangle is 48 cm. The length is 6 cm less than twice the width. Which system would model this situation, and what are the length and the width? A 21 + 2w = 48 1 + 2w = 6 Solution: (9,6) B.

What is the 5th root of 100,000

Kelvin claims that a pol yhedron can have 30 edges, 18 faces and 12 vertices. Do you agree with him? Explain your answer.

A rain barrel is a right circular cylinder. If 1ft^3 = 7.5 gallons, how many gallons of rainwater can the barrel hold? Use 3.14 Barrel is 1.35ft left to right ... And 5ft top to bottom.

Two less than a number is 10

Which statement is true about these equations? Equation A: y = 3x + 4 Equation B: y = 5x + 2 a Equation A has a greater initial value. B. Both equations have the same initial value. C. Equation A has a greater rate of change. D.

What is the word phrase for 5 + (17-8)

Write 1288 in a expanded form

Many and his friends were comparing how much each of them grew last year. many grew 4 inches. jeff grew 1 1/2' times that amount. allison grew 4/4 as much. sarah 3/5 as much.