Find the probability.A couple has a 
probability of passing on brown eyes to their children. If they have three children, what is the probability that the children will all have brown eyes?
A. 
B. 
C. 
D. 
Answer: D
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Multiply using the lattice method.476 × 18
A. 8578 B. 8558 C. 8568 D. 8668
Provide an appropriate response.A horizontal beam safely supports a load P that varies jointly as the product of the width W of the beam and the square of the depth D and inversely as the length L. A beam that has a width of 8 in, depth of 12 in. and a length of 36 in. can safely support 1,792 lb. Determine the safe load in pounds of a beam made from the same material if the beam is 105 in. long.
A. 1,382.4 lb B. 921.6 lb C. 614.4 lb D. 56 lb
Solve the problem.Use the formula N = Iekt, where N is the number of items in terms of the initial population I, at time t, and k is the growth constant equal to the percent of growth per unit of time. A certain radioactive isotope decays at a rate of 0.275% annually. Determine the half-life of this isotope, to the nearest year.
A. 252 years B. 182 years C. 3 years D. 109 years
Write the expression as a single logarithm with coefficient 1. Assume all variables represent positive real numbers with 
and 
.
logb 2y + 
logb (4y2)
A. logb (8y39/40) B. logb (239/20 y63/40 ) C. logb (8y9/10) D. logb (2112/45 y112/45)