A box contains 20 balls. One ball is selected at random. The probability it is red is 0.6.(a) What is the probability the ball selected is not red?(b) How many red balls are in the box?
What will be an ideal response?
(a) 0.4
(b) 12
Mathematics
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Solve the proportion for the given variable.
= 
A. 5
B. 11
C. 22
D. 
Mathematics
Find the acute angle ?, to the nearest hundredth of a degree, for the given function value.cos ? = 0.2681
A. 15.55° B. 15.01° C. 74.45° D. -15.55°
Mathematics
Graph the inequality.x - y < -6
A. 
B. 
C. 
D. 
Mathematics
Simplify the radical expression by factoring out the largest perfect nth power. Assume that all variables are positive.
? 
A. 5x4y4
B. 5
C. 5x4y4
D. 25x8y8
Mathematics