Simplify using order of operations.64 - 40 ÷ 8

A. 59
B. -3
C. -59
D. 3


Answer: A

Mathematics

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Solve.nr + R = , for n

A. n = IR(Ir - E)
B. n =  
C. n =  
D. n = 

Mathematics

Solve the problem.A box of cereal contains about 12 cups. A serving size is  cup. About how many servings are in the box of cereal?

A. 3 servings
B. 5 servings
C. 16 servings
D. 9 servings

Mathematics

Convert the units using unit fractions.6750 lb =  tons

A. 3 
B. 6 
C. 4
D. 2 

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Solve the problem using matrices.Melody has $45,000 to invest and wishes to receive an annual income of $4290 from this money. She has chosen investments that pay 5%, 8%, and 12% simple interest. Melody wants to have the amount invested at 12% to be double the amount invested at 8%. How much should she invest at each rate?

What will be an ideal response?

Mathematics