Solve.A gelatin mold is in the shape of a hemisphere (half-sphere). If its diameter is 2 inches, find the exact volume of gelatin that 
will hold.
A. 
? cu in.
B. 
? cu in.
C. 22? cu in.
D. 
? cu in.
Answer: D
Mathematics
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Find the sum of the finite geometric series.5 + 10 + 20 + 40 + 80
A. S5 = 155 B. S5 = 157 C. S5 = 153 D. S5 = 165
Mathematics
Decide whether the ordered pair is a solution of the given system.
x - 5y = -62x - 5y = 9
A. No B. Yes
Mathematics
Change the percent to a mixed number in lowest terms.405%
A. 
B. 
C. 
D. 
E. 
Mathematics
Solve the problem.A gas station sells 4820 gallons of regular unleaded gasoline in a day when they charge $1.35 per gallon, whereas they sell 3858 gallons on a day that they charge $1.40 per gallon. Find a linear equation for gallons sold (y) at a price x. Predict the number of gallons sold at a price of $1.19 per gallon.
A. 7907.4 gallons B. 7895.1 gallons C. 7902.5 gallons D. 7898.4 gallons
Mathematics