Ann received a $70 gift card for a coffee store. She used it in buying some coffee that cost $8.18 per pound. After buying the coffee, she had $29.10 left on her card. How many pounds of coffee did she buy?

Nonnegativity constraints ensure that a. the solution to the problem will contain only nonnegative values for the decision variables. b. the problem modeling includes only nonnegative values in the constraints. c.

It took a skydiver 15 to drop 450. What is the rate (in feet per / seconds) of the skydivers drop?

Determine whether w = 1.8 is a solution to the equation 9.5 = w/0.2

If the diagonal of the sandbox measures 14 feet, which best describes the shape of the sandbox?

7/8 times - 4/5 equals

Jay and Blair went fishing together. They caught 27 fish. Jay caught 2 times as many fish as Blair. How many fish did Jay and Blair each catch? Write an equation and solve. Explain your work

What is the shortest amount of wood and tile to be equal lengths, if wood is 15 inch. and tile is 12 inch.

A human usually has 20 baby teeth which are replaced by 32 adult teeth. Raül lost 8 of his baby teeth. Raül said he lost 4/10 of his baby teeth Ana said Raul lost 2/5. Which of this conjectures are true? Construct an argument to justify your answer.

Ha: μ ≠ 30 we know that the sample standard deviation is 10 and the sample size is 70. for what sample mean would the p-value be equal to 0.05? assume that all conditions necessary for inference are satis fied.

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