Add and simplify. Write the answer as a mixed number as needed. 5
+ 7
+ 5
A. 18
B. 19
C. 18
D. 17
Answer: C
Mathematics
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Solve the equation.
- 
= 
A. -7
B. 
C. -1
D. 1
Mathematics
Give an appropriate answer.Using the following graph, find an Euler circuit that begins and ends with vertex A.
A. No Euler circuit exists. B. A ? B ? C ? D ? E ? A C. A ? B ? C ? D ? E ? A ? C ? E ? B ? D D. A ? B ? C ? D ? E ? A ? C ? E ? B ? D ? A
Mathematics
Solve the problem. Round to the nearest hundredth if necessary.The foundation for a cylindrical storage shed is a cylinder with a diameter of 28 m and 4 m high. How many cubic m of concrete are needed to build the foundation? Use 3.14 as the approximate value of ?.
A. 4923.52 m3 B. 9847.04 m3 C. 2461.76 m3 D. 703.36 m3
Mathematics
Fill in the blank with <, >, or = to make a true comparison statement. 2.671 
2.6708
A. < B. = C. >
Mathematics