Decide whether or not the ordered pair is a solution of the equation.x + y = 11; (3,8)
A. Yes
B. No
Answer: A
Mathematics
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Determine whether the variation between the indicated quantities is direct or inverse.The speed of a passenger train and the time required to travel between two cities on that train.
A. Direct B. Inverse
Mathematics
Use a calculator to approximate the logarithm to four decimal places.log 0.0500
A. -1.3098 B. -2.9957 C. -1.3010 D. -1.2924
Mathematics
Solve.In recent years, many states have passed laws against smoking in public buildings. The total number of states N that have passed a no smoking in public buildings law, t years after 1987 is given by the functionN(t) = 
How many states had passed the law in 1987?
A. 1.087 B. 0 C. 2.174 D. 0.217
Mathematics
Solve and check.
+ 
= 
A. x = 8
B. x = -4
C. x = 
D. x = -8
Mathematics