Solve.The speed limit is 70 kilometers per hour. Convert this to miles per hour. Round answer to the nearest hundredth, if necessary.
A. 21 mi per hr
B. 177.8 mi per hr
C. 43.4 mi per hr
D. 112.7 mi per hr
Answer: C
Mathematics
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Solve the problem.1 + 4 + 42 + 43 + . . . + 4217 =
A. 
B. 
C. 
- 1
D. 4218
E. none of these
Mathematics
Find the indicated intercept(s) of the graph of the function.x-intercepts of f(x) = 
A. (- 27, 0) B. (-3, 0), (3, 0) C. (5, 0) D. (3, 0)
Mathematics
Multiply.
? 
A. - 
B. - 
C. 
D. 
Mathematics
Add. Write a mixed numeral for the answer.
A. 
B. 
C. 
D. 
Mathematics