Determine whether the geometric series converges or diverges. If it converges, find its sum.  Figure 3.png)
a. 30
b. 36
c. 5
d. Diverges
b. 36
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Solve the problem.Consider a retirement savings account where the monthly contribution is $175 for the first 20 years, is increased to $225 for the next 5 years, and then is increased once again to $375 for the last 15 years. The APR is always 4.8% compounded monthly. What is the value of the account at the end of 40 years? Round your answer to the nearest cent.
A. $310,143.23 B. $314,907.23 C. $313,040.67 D. $312,009.78 E. $315,938.12
Solve the problem.A circular pond is being installed in the corner of a yard, as shown. The installer needs to know the value of x in feet. Find x to the nearest tenth of a foot. 
?a = 49 ft
A. 52.9 ft B. 53.6 ft C. 53.8 ft D. 53.2 ft
Solve.The reciprocal of 8 plus the reciprocal of -4 is the reciprocal of what number?
A. - 
B. 
C. - 8
D. 8
Rewrite the expression without absolute value bars.
A. -14 B. -2 C. 14 D. 2