Solve the problem, rounding the answer as appropriate. Assume that "pure dominant" describes one who has two dominant genes for a given trait; "pure recessive" describes one who has two recessive genes for a given trait; and "hybrid" describes one who has one of each.In a population, 50% of the females are pure dominant, 40% are hybrid, and 10% are pure recessive. If a pure recessive male mates with a random female and their first offspring has the dominant trait, what is the probability that the female is hybrid?
A. 0.40
B. 0.44
C. 0.13
D. 0.25
Answer: B
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Solve the problem.The wedding cake shown has a bottom tier measuring 14 inches by 14 inches by 3 inches, a middle tier measuring 11 inches by 11 inches by 3 inches, and a top tier measuring 6 inches by 6 inches by 3 inches. What is the volume of the cake? If there will be 67 guests and each guest eats one piece of cake that is 3 inches by 2 inches by 3 inches, will there be enough cake for everyone?
A. 1075 in.3; no B. 1059 in.3; no C. 1075 in.3; yes D. 1059 in.3; yes
Solve the problem.For what numbers x, 0 ? x ? 2?, does cos x = 0?
A. 0, 1, 2
B. 
, 
C. 0, ?, 2?
D. 0, 1
Multiply and, if possible, simplify.
A. 
B. 11xyz
C. 11xy + z
D. 
Completely factor the polynomial or state that the polynomial is prime.15x2 - 65x - 50
A. 5(3x - 2)(x + 5) B. prime C. (15x + 10)(x - 5) D. 5(3x + 2)(x - 5)