Complete the magic (addition) square.Use each number 47, 48, 49, 50, 51, 52, 53, 54, and 55 once.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Provide an appropriate response. Find the additive inverse of -13.
A. -13
B. 13
C. - 
D. 
Mathematics
Solve the problem.A machinist has flat metal plate that is 8.064 cm thick. He laminates the metal plate with four more layers that are 1.864 cm, 1.032 cm, 3.002 cm, and 3.272 cm thick. He then grinds off 4.045 cm from the top of the plate, then 1.710 cm more, and finally another 1.211 cm. Find the new thickness of the plate.
A. 10.268 cm B. 14.313 cm C. 21.778 cm D. 5.860 cm
Mathematics
Solve the problem.One positive integer is two more than the other. The sum of their squares is 100. Find the positive integers.
A. 6, 12 B. 6, 7 C. 6, 8 D. 6, 9
Mathematics
Subtract.10a3 + 8a2
A. 12a3 + 20a2 B. 8a3 - 4a2 C. 8a3 + 20a2 D. 4a5
Mathematics