WI Forward - Wisconsin Forward Mathematics: Algebraic Concepts Questions and Answers

Question 1

A company charges a $75 delivery fee and $50 per hour to rent a large tent. Which expression represents the total cost, C, to rent the tent for *h* hours?

Accepted Answer

C = 50h + 75

Answer

C = 75h + 50

Answer

C = 125h

Answer

C = 75 + 50 + h

Question 2

What is the value of *x* in the equation 3x + 8 = 29?

Accepted Answer

x = 7

Answer

x = 12.33

Answer

x = 9

Answer

x = 21

Question 3

An elevator has a maximum weight capacity of 2,000 pounds. Let *w* represent the total weight of the people and cargo in the elevator. Which inequality correctly represents the weight that can be safely transported by the elevator?

Accepted Answer

w ≤ 2,000

Answer

w < 2,000

Answer

w ≥ 2,000

Answer

w > 2,000

Question 4

A lemonade stand sells lemonade at a constant price per cup. The table below shows the relationship between the number of cups sold and the total earnings.

| Cups Sold (c) | Earnings (E) |
|---|---|
| 3 | $4.50 |
| 5 | $7.50 |
| 8 | $12.00 |

Which equation represents the proportional relationship between the earnings (E) and the number of cups sold (c)?

Accepted Answer

E = 1.50c

Answer

E = c + 1.50

Answer

c = 1.50E

Answer

E = 3c - 4.50

Question 5

What is the value of the expression 5(y² - 2) + 3 when y = 4?

Accepted Answer

73

Answer

33

Answer

93

Answer

70

Question 6

Which of the following algebraic expressions correctly represents the phrase "seven less than the product of a number, *n*, and four"?

Accepted Answer

4n - 7

Answer

7 - 4n

Answer

4(n - 7)

Answer

(n/4) - 7