Factor any perfect square trinomial, or state that the polynomial is prime.16x2 - 40xy + 25y2
A. (4x + 5y)2
B. prime
C. (4x - 5y)2
D. (4x - 5y)(4x + 5y)
Answer: C
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Provide an appropriate response.Inflation is causing prices to rise at a rate of 9% per year. Use the approximate double time formula to determine what the price will be in 11 years if the item costs $100 today.
A. $109.32 B. $266.53 C. $313.83 D. $533.06
Find the greatest common divisor (GCD).8 and 12
A. 8 B. 4 C. 1 D. 2
Simplify.6 ? 7 - 1
A. 36 B. 41 C. 42 D. 43
Provide an appropriate response.The number of loaves of whole wheat bread left on the shelf of a local quick stop at closing (denoted by the random variable X) varies from day to day. Past records show that the probability distribution of X is as shown in the following table. Find the probability that there will be at least three loaves left over at the end of any given day. 
A. 0.20 B. 0.65 C. 0.35 D. 0.15