Find the probability.A couple has four children. Assuming that each child is equally likely to be a boy or a girl, find the probability that they have at least three boys.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the absolute extreme values of the function on the interval.f(x) = |x - 5|, 4 ? x ? 10
A. absolute maximum is 5 at x = 10; absolute minimum is 0 at x = 5 B. absolute maximum is -1 at x = 4; absolute minimum is 5 at x = 10 C. absolute maximum is 5 at x = 10; absolute minimum is 1 at x = 4 D. absolute maximum is 1 at x = 4; absolute minimum is 0 at x = 5
Mathematics
Find the largest open interval where the function is changing as requested.Decreasing f(x) = x3 - 4x
A. 
B. 
C. 
D. 
Mathematics
Write the mixed number as an improper fraction.20
A. 200
B. 
C. 30
D. 
Mathematics
Round to the indicated place value.Round to the nearest thousandth: -310.79892
A. -310.7989 B. -310.798 C. -310.799 D. -310.800
Mathematics