Find the LCM.12, 18
A. 18
B. 216
C. 30
D. 36
Answer: D
Mathematics
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Solve.The speeds of pulleys are inversely proportional to the lengths of their diameters. The diameter of pulley A is 18 cm and the diameter of pulley B is 8 cm. If pulley B turns at 342 rpm's, how fast does pulley A turn?
A. 749.3 rpm's B. 769.5 rpm's C. 152 rpm's D. 174 rpm's
Mathematics
Subtract and check.
A. 6744 B. 4698 C. 4744 D. 4738
Mathematics
Use addition of y-coordinates to sketch the graph of the function between 
and 
.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Simplify by factoring. Assume no radicands were formed by raising negative numbers to even powers.
A. 6y
B. 6y2
C. 6
D. 6
Mathematics