Combine like terms.9.2a + 7.7b - 1.1a - 1.6b
A. -8.1a + 6.1b
B. 10.3a + 9.3b
C. 8.1a + 6.1b
D. 8.1a + 9.3b
Answer: C
Mathematics
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Solve the problem.A closed box with a square base has to have a volume of 11,000 cubic inches. Find a function for the surface area of the box.
A. S(x) = x2 + 
B. S(x) = 2x2 + 
C. S(x) = 2x2 + 
D. S(x) = 2x2 + 
Mathematics
Find the simple interest of the given loan amount. Round to the nearest cent.Loan amount of $900 at an annual percentage rate of 7% for 4 years
A. $252.00 B. $1575.00 C. $25.20 D. $32.14
Mathematics
Graph the parabola with the given equation.(x - 1)2 = -5(y + 1)
A. 
B. 
C. 
D. 
Mathematics
Solve.Mark's typing speed is 79 words per minute. How many words can he type in 49 minutes?
A. 3871 words B. 3881 words C. 128 words D. 3771 words
Mathematics