Find the average of the list of numbers.-17, 2, -9, 3, 12, -5, 7
A. 1
B. -2
C. -3
D. -1
Answer: D
Mathematics
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Write a formula to express the relationship. Use k as the constant of variation.John kept track of the time it took him to drive to college from his home and the speed at which he drove. He found that the time t varies inversely as the speed r.
A. t = 
B. r = kt
C. t = 
D. t = kr
Mathematics
Solve.Randy invested his inheritance in an account that paid 
interest, compounded continuously. After 9 years, he found that he now had 
. What was the original amount of his inheritance?
A. $20,927.27 B. $33,307.00 C. $34,307 D. $35,307.00
Mathematics
Perform the following operation.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Write the number as a fraction. Do not simplify.0.00118
A. 
B. 
C. 
D. 
Mathematics