Solve the problem.A particular substance decays in such a way that it loses half its weight each day. How much of the substance is left after 8 days if it starts out at 64 grams?

A. g
B. g
C. 4 g
D. 2 g

Answer: B

Mathematics

Solve the problem.Write an algebraic expression for the area of the rectangle. ft

A. ft²
B. ft²
C. ft²
D. ft²

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Mathematics

Use the distributive property to write the sum as a product.14 ? y + 14 ? 9

A. 14(y + 9) B. (14y + 126) C. (126y) D. (23y)

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Mathematics

Solve the problem.Find the ordinary interest on a loan of $22,000 at 11% annually for 65 days.

A. $2420.00 B. $430.22 C. $22,436.94 D. $436.94

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Mathematics

Use the power rules for exponents to simplify the expression. Write the answer in exponential form.(-4a3)2

A. (-4)6a3 B. -8a3 C. (-4)2a6 D. (-4)6a6

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Mathematics