Solve the problem.Mrs. Ito has $5842 in her checking account. How much is in the account after she writes a check for ?

A. $5213
B. $6471
C. $6481
D. $5113


Answer: A

Mathematics

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Solve the problem.Mendel found no dominance in snapdragons with respect to red and white flower color. When pure red (RR) and pure white (rr) parents are crossed, the resulting Rr combination (one of each gene) produces second generation offspring with pink flowers. Suppose one of these second generation pinks is crossed with a pure red. What is the probability that the resulting snapdragon will have red flowers?

A. 0.75 B. 0.25 C. 1 D. 0.5

Mathematics

Solve the equation by the method of your choice. Simplify irrational solutions, if possible.(4x + 3)2 = 7

A.
B.
C.
D.

Mathematics

Solve the problem.The function A = A0e-0.00693x models the amount in pounds of a particular radioactive material stored in a concrete vault, where x is the number of years since the material was put into the vault. If 200 pounds of the material are initially put into the vault, how many pounds will be left after 120 years? Round to the nearest pound.

A. 83 lb B. 87 lb C. 112 lb D. 120 lb

Mathematics

Determine whether the function is one-to-one by graphing and using the horizontal line test.f(x) =  - 5

A. Yes B. No

Mathematics