Determine whether the two pairs of numbers are proportional.130, 12 and 180, 21
A. No
B. Yes
Answer: A
Mathematics
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Solve the equation.
+ 
= -1
A. ?
B. {0}
C. 
D. {1}
Mathematics
Solve the problem. Round your answer to two decimal places.The distance an object falls when dropped from a tower varies directly as the square of the time it falls. If the object falls 144 feet in 3 seconds, how far will it fall in 15 seconds?
A. 3600 ft B. 4050 ft C. 240 ft D. 3150 ft
Mathematics
Solve the problem.The length of a table is 15 inches more than its width. If the area of the table is 
inches, what is its length?
A. 34 in. B. 19 in. C. 68 in. D. 49 in.
Mathematics
Solve.x3 + 4x2 - 9x - 36 ? 0
A. [-4, ?) B. [-4, 3] C. [-3, 3] ? [4, ?) D. [-4, -3] ? [3, ?)
Mathematics