Simplify the expression by performing the indicated operations.5
+ 
? 5
A. 15
+ 25
B. 25
+ 15
C. 30
+ 50
D. 15
+ 25
Answer: D
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Solve the equation.
= x - 3
A. 1, 13 B. 6, 13 C. 6 D. 1, 6
Determine whether the set is finite or infinite.The set of natural numbers greater than 1
A. Finite B. Infinite
Solve the problem.The perimeter of a rectangle is 24 cm. One side is 8 cm longer than the other side. Find the lengths of the sides.
A. Width: 7 cm; length: 15 cm B. Width: 4 cm; length: 12 cm C. Width: 2 cm; length: 10 cm D. Width: 2 cm; length: 8 cm
Solve the problem.When an object is dropped to the ground from a height of h meters, the time it takes for the object to reach the ground is given by the equation t = 
, where t is measured in seconds. If an object falls 240.1 meters before it hits the ground, find the time it took for the object to fall.
A. 7 sec B. 49 sec C. 10 sec D. 8 sec