Find the common ratio, r, for the geometric sequence.2, 6, 18, 54, 162, . . .
A. 1/3
B. 6
C. 81
D. 3
Answer: D
Mathematics
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Find a formula for the nth term of the sequence.5, 6, 7, 8, 9 (integers beginning with 5)
A. an = n - 5 B. an = n + 5 C. an = n + 6 D. an = n + 4
Mathematics
Divide.
A. -3
B. -1
C. - 
D. -10
Mathematics
Solve.In the land of Taxalot, the function T(x) = 0.21(x - 8400) + 770 represents the tax bill T of a single person whose adjusted gross income is x dollars for incomes between 8400 and 27,500 inclusive. What is a single filer's tax bill if adjusted gross income is $20,100?
A. $2619 B. $4991 C. $2457 D. $3227
Mathematics
Find the least common multiple for the set of numbers.3 and 5
A. 30 B. 15 C. 8 D. 1
Mathematics