A single card is drawn from an ordinary 52-card deck. Find the probability of getting a 9 or an ace.
What will be an ideal response?
2/13
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Write the expression with positive exponents only. Then simplify, if possible.5-1 + 8-1
A. 2
B. 
C. - 
D. 
Solve the problem.Two cars leave an intersection. One car travels north; the other east. When the car traveling north had gone 18 mi, the distance between the cars was 6 mi more than the distance traveled by the car heading east. How far had the eastbound car traveled?
A. 36 mi B. 30 mi C. 24 mi D. 18 mi
Solve the problem.It is necessary to have a 40% antifreeze solution in the radiator of a certain car. The radiator now has 40 liters of 20% solution. How many liters of this should be drained and replaced with 100% antifreeze to get the desired strength?
A. 10 L B. 20 L C. 13.3 L D. 16 L
Use a calculator to find the root or power rounded to six decimal places.130.1
A. 0.129239 B. 1.300000 C. 1.292392 D. 1.116123