In a chemical compound there are three parts zinc for every 16 parts copper by mass. A piece of the compound contains 320 g of copper. Write and solve an equation to determine the amount of zinc in the chemical compound.

A crew is made up of 8 men; the rest are women. 66 2/3% of the Crew are men. How many people are in the crew?

1. 8.25% of $2,017.75 2. 7.15% of $132.85 3. 7.65% of $497.64

How to turn a decimal that only has one number repeating into a fraction?

Which is the polynomial function of lowest degree that has - 5, - 2, and 0 as roots? f (x) = (x - 2) (x - 5) f (x) = x (x - 2) (x - 5) f (x) = (x + 2) (x + 5) f (x) = x (x + 2) (x + 5)

The gigantosaurus weighs 2.3. 10^4 pounds how many pounds is this

Kailey wants to buy 4 pencils and 3 notebooks. witch expression shows how to find the total cost of 4 pencils and 3 notebooks. a. 3 ($0.50) + 4 ($2.25) b. 4 ($0.50) - 3 ($2.25) c. 4 ($0.50) + 3 ($2.25) d. 4 ($0.50) X 3 ($2.25)

If 48 men have ration for 16 days how long will the food last if a reinforcement of 16 men arrived

Explain how you know wether to choose grams or kilograms when measuring mass. Name an object you would measure each unit.

16:07:48 marks: Question: 1/20 The graph of which equation would be a circle with a center at (2.3) and a radius of 7? A. (x + 2y = (y - 3) = 7 B. (x - 2) = (y + 3) = 7 C. (x - 2y + (y + 3) 2 = 49 D.

Samuel wants to estimate what 5843 x. 00243 is. What should his first step be?