Write the rational number in the form of an infinite geometric series.
A. 0.85 + 0.085 + 0.0085 + ...
B. 0.85 + 0.0085 + 0.000085 + ...
C. 0.8 + 0.005 + 0.00008 + ...
D. 8.5 + 0.005 + 0.00005 + ...
Answer: B
Mathematics
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Solve the problem. Round your answer, if appropriate.The volume of a sphere is increasing at a rate of 5 cm3/sec. Find the rate of change of its surface area when its volume is 
cm3. (Do not round your answer.)
A. 
cm2/sec
B. 
cm2/sec
C. 
cm2/sec
D. 10? cm2/sec
Mathematics
Determine whether the proportion is true or false by writing the ratios in lowest terms.
= 
A. True B. False
Mathematics
Give the numerical coefficient of the term.-3y
A. y B. -3 C. 3 D. 3y
Mathematics
Solve graphically. Round solutions to three decimal places, where appropriate.3x2 - 7 = 8x
A. -0.694, 3.361 B. -0.744, 3.311 C. -0.704, 3.351 D. -0.644, 3.411
Mathematics