Use properties of real numbers to calculate the expression mentally.77 + 99
A. 175
B. 167
C. 176
D. 177
Answer: C
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Solve the problem.On election day the turnout is expected to be 38%. If there are 9000 people eligible to vote, how many people will probably cast their vote?
A. 3419 B. 2250 C. 4500 D. 3420
Find the indicated term of the geometric sequence.8th term of 1, ,
, ...
A. a8 =
B. a8 =
C. a8 =
D. a8 =
Multiply.×
A. 66.8 B. 65.7 C. 73.9 D. 65.81
Solve the problem.When making a telephone call using a calling card, a call lasting 6 minutes cost $0.95. A call lasting 15 minutes cost $1.85. Let f(x) be the cost of making a call lasting x minutes using a calling card. Write a linear function that models the cost of a making a call lasting x minutes.
A. f(x) = -0.1x + 1.55
B. f(x) = 10x -
C. f(x) = 0.1x + 0.35
D. f(x) = 0.1x - 13.15