Solve the problem.During a department store sale, 30 shoppers bought only clothing, 5 shoppers bought only towels, and 15 shoppers bought both clothing and towels. If 100 people shopped that day and a shopper is chosen at random, what is the probability that the shopper has bought towels?
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Graph the inequality.y < -4x + 1
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.At what points on the graph of y = 
x3 - 
x2 + x + 1 is the slope of the tangent line equal to 1?
A. (0, 0) and 
B. (0, 1) and 
C. (0, 1) and 
D. (0, 0) and 
Mathematics
Find all the real zeros of 
a. 
b. x = -3, 1, -7
c. 
d. 
e. 
Mathematics
Find parametric equations for the rectangular equation.y = 3x2 + 6
A. x = 
; y = 3t + 6; t ? 0
B. y = t; x = 3t2 + 6; 0 ? t < ?
C. x = t2; y = 3t + 6; 0 ? t < ?
D. x = t; y = 3t2 + 6; 0 ? t < ?
Mathematics