Multiply and simplify.
? 
A. 
B. 
C. 
D. 120xy
Answer: A
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Use an equation to solve the problem.The average price of homes in one neighborhood decreased 4% since last year, a drop of $3,500. What was the average price of a home last year?
A. $84,500 B. $89,500 C. $86,500 D. $87,500 E. $83,500
Use Webster's method to find the apportionment.A small country consists of 7 provinces with the following populations:
There are 300 federal judges to be apportioned according to the population of each province. Find the apportionment for province G using Webster's method.
A. 54 B. 55 C. 53 D. 56
Find the probability.The table lists the eight possible blood types. Also given is the percent of the U.S. population having that type.
Let E be the event that a randomly selected person in the U. S. has type B blood. Let F be the event that a randomly selected person in the U. S. has RH-positive blood.Find P(F|E).
A. 0.818 B. 0.340 C. 0.720 D. 0.107
Use a graphing calculator to solve the system of equations. Round your solutions to one decimal place.1.0x + 1.0y + 0.8z = 0.84.1x - 7.0y + 0.7z = -5.03.2x - 4.0y - 2.4z = -4.3
A. (-0.4, 1.3, 0.9) B. (-0.8, 2.6, 1.8) C. (-1.6, 5.1, 3.6) D. (-0.2, 0.6, 0.5)