Add or subtract as indicated.- 
- 
A. - 
B. - 
C. - 
D. - 
Answer: D
Mathematics
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Solve the problem.For a remodeling project, the building contractors designed a chute extending from a third-floor balcony to a dumpster located in the hotel parking lot. The chute has a rise of 35 feet for every 70 feet in horizontal distance. Find the grade of the chute. Round to the nearest whole percent.
A. 20% B. 50% C. 55% D. 0.5%
Mathematics
Rewrite the quadratic equation in the form ax2 + bx + c = 0, then identify a, b, and c. (2x - 8)(x) = 5
A. a = 2, b = -8, c = 5 B. a = 2, b = -8, c = -5 C. a = 2, b = 8, c = 5 D. a = -2, b = -8, c = -5
Mathematics
Add and simplify. Write the answer as an improper fraction as needed.
+ 
+ 
A. 
B. 
C. 
D. 
Mathematics
Find the sum of the series.
A. 90 B. 36 C. 56 D. 83
Mathematics