1.What is the simplified form of the following expression?
13[6^2€(5^2-4^2)+9]
A.169
B.585
C.181
D.26
2.What is the simplified form of the expression?
6xyz/2xz
A.3
B.3y
C.3xyz
D.3x^2yz^2
3.In a football game. A running back ran for -7 and -5 on his last two runs. His total yardage for the whole game is 78 yards. Which expression shows how many yards the running back had before those two runs.
A.78-5-7
B.78-5+7
C.78+5-7
D.78+5+7
4.Which is the value of X/yz if x=-2, y=-3 and z=-4?
A.6
B.-6
C.1/6
D.-1/6
5.Which statement about the product is true?
4.56 x 4.5
A.The product is rational
B.The product is irrational
C.The product is neither rational or irrational
D.The nature of the product can not be determined
6.Which of the following results in a sum or product that is rational choose all that apply.
A.ƒÎx6
B.ã3+ã5
C.4+6
D.3.15 x 4.6
E.ã64 x ã25
7.Molli purchased 9 apples for $3.96. While looking for her receipt ,Molli divided $3.96 by 9. Why might Molli preform this calculation?
A.In order to find out how much she paid per apple
B.In order to find out the total number of apples purchased
C.In order to calculate the total amount that she owes
D.In order to calculate how much money she has left