Solve the problem.Suppose a life insurance policy costs $28 for the first unit of coverage and then $7 for each additional unit of coverage. Let C(x) be the cost for insurance of x units of coverage. What will 10 units of coverage cost?

A. $70
B. $42
C. $98
D. $91


Answer: D

Mathematics

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Find the missing length to the nearest tenth.

A. b = 3.3 m B. b = 429 m C. b = 28.7 m D. b = 20.7 m

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Express the radical in simplified form.- 

A. -25
B. 5
C. -5
D. 11

Mathematics

Write the expression in lowest terms.

A.
B.
C.
D.

Mathematics