Suppose that y is inversely proportional to x. Use the given information to find the constant of proportionality k. Then use y = 
to find y for the given value of x.y = 2.5 when x = 5;
Find y given x = 16.
A. k = 5; y = 
B. k = 0.5; y = 8
C. k = 12.5; y = 
D. k = 2.5; y = 
Answer: C
Mathematics
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Simplify.
A. 
B. 
C. 
D. 
Mathematics
Represent the quantity with an integer.$384 loss
A. +384 B. -384
Mathematics
Write a formula for the general term, or nth term, for the given sequence.-3, 9, -27, 81, . . .
A. an = -3(-3)n B. an = -9n-1 C. an = -3 + (-3)n D. an = -3(-3)n-1
Mathematics
Find the missing factor or exponent(s).(x10)? = x20
A. 18 B. 10 C. 2 D. 20
Mathematics