Change the fraction or mixed number into an equivalent decimal. Use bar notation to write repeating decimals. - 

A. -0.485
B. -0.525
C. -0.425
D. -0.535


Answer: B

Mathematics

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Solve the problem.The rate at which an assembly line worker's efficiency E (expressed as a percent) changes with respect to time t is given by  where t is the number of hours since the worker's shift began. Assuming that  find E(t).

A. E(t) = 55t - 2t2 + 141 B. E(t) = 55t - 2t2 + 35 C. E(t) = 55t - 4t2 + 35 D. E(t) = 55t - 2t2 + 88

Mathematics

Given that p and q each represents a simple statement, write the indicated symbolic statement in words.p: The car has been repaired.q: The kids are home.r: We will visit Aunt Tillie.(p ? q) ? r

A. If the car has been repaired, we will visit Aunt Tillie even if the kids are not home. B. We will visit Aunt Tillie if and only if the car has been repaired and the kids are home. C. If the car has been repaired and the kids are home, we will visit Aunt Tillie. D. If the car has been repaired or the kids are home, we will visit Aunt Tillie.

Mathematics

Use properties of polynomials to simplify the expression. ? 

A.
B.
C. x - 25
D. x - 5

Mathematics

Draw a valid conclusion from the following argument or write “no conclusion possible:” If a quadrilateral is a kite, then it has two pairs of congruent sides. Quadrilateral ABCD has two pairs of congruent sides.

What will be an ideal response?

Mathematics