For a chemistry lab, you used 2 ounces of calcium sulfate, 2.5 pounds of copper, and 1 4 lb of nickel. What was the combined weight of your materials?

fred purchased 6 shirts on friday. kyle purchased 4 shirts and a pair of shorts for $25. they paid the same amount for each shirt. write an equation that could be used to determine t, the cost of one shirt.

What is two and a half times two thirds

An equilateral triangle and a regular pentagon have the same perimeter. Each side of the pentagon is 3 inches shorter than each side of the triangle. what is the perimeter of the triangle?

Find the following for the function f (x) = 3x2+2x-2. (a) f (0) =

What is a verbal expression for 2m

Johnny Barber took golf lessons. His clubs cost $394, balls cost $12.50, shoes cost $49.50, his golf shirt was $39, and his glove was on sale for $19.95. He paid 5% sales tax on his purchase. His lessons cost $20.00 per lesson for 12 lessons.

Write each sum using summation notation 12 + 22 + 32 + 42 + ⋯ + 10000^2

A bicycle has a listed price of $519.95 before tax. If the sales tax rate is 9.75%, find the total cost of the bicycle with sales tax included.

A bridge is 440 yards long. A scale drawing has a ratio of 1 inch = 1 yard. How long is the drawing?

Employees that work at a fish store must measure the level of nitrites in the water each day. Nitrite levels should remain lower than 5 ppm as to not harm the fish.