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The length of a rectangular room is 2 feet greater than its width. Which of the following equations represents the area (A) of the room?

A. A=x(x+2)

B. A=2x+2(x+2)

C. A=2x(x+2)

D. A=2x

Answer Explanation:

Therefore, the Correct Answer is A.

Q #1: -1/6, -0.7, -1.8, -7/6 Of the number listed above, which number is the greatest?

A. -1/6

B. -0.7

C. -7/6

D. -1.8

Answer Explanation
Q #2: As the number of credit hours a student takes in a semester increases, the tuition fees, the amount of access fees, and the number of student loans available also increase. Which of the following is the independent variable?

A. Amount of access fees

B. Tuition fees

C. Number of credit hours

D. Number of student loans available

Answer Explanation

A change in number of credit hours will lead to a change in the amount of access fees, amount of tuition fees, and availability of the number of student loans. Thus, number of credit hours is the independent variable.
Q #3: A pharmaceutical company’s stock price was $20.33 on Monday. On Tuesday, the price went up $0.35. On Wednesday, the price decreased from Tuesday’s price by $1.05. On Thursday, the price went up $0.95 from Wednesday’s price. Which of the following was the final price on Thursday?

A. $20.68

B. $19.63

C. $20.63

D. $20.58

Answer Explanation

Thursday’s stock price is found by determining the price of the stock on Tuesday and Wednesday.

Stock price on Monday= $20.33

Stock price on Tuesday= $(20.33+0.35)=$20.68

Stock price on Wednesday =$(20.68-1.05)=$19.63

Stock price on Thursday = $(19.63+0.95)=$20.58

Therefore, the price of the stock on Thursday was $20.58

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