If y varies inversely as x, write a general formula to describe the variation.y = 0.5 when x = 0.4
A. y = 
B. y = 5x
C. y = 
D. y = 1.25x
Answer: A
Mathematics
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Use the graph to evaluate the limit.
f(x)
A. ?
B. - 
C. -1
D. 
Mathematics
Solve.An electrical circuit contains two resistors connected in parallel. If the resistance of each is R1 and R2 ohms, respectively, then their combined resistance R is given the formula R = 
If their combined resistance R is 2 ohms and R2 is 10 ohms, find R1.
A. 
ohms
B. 
ohms
C. 
ohm
D. 8 ohms
Mathematics
Convert to decimal notation.- 
A. -2.
B. -8.
C. -0.
D. -0.9
Mathematics
A bacteria culture had a population of 13 million at 10:00 A.M., and by 2:00 P.M. had grown to 21 million. Predict the population at 6:00 P.M. that same day. ?
A. 35.2 million B. 35.6 million C. 31.5 million D. 29.6 million E. 33.9 million
Mathematics