# Algebra 1a--unit 3

20 Questions  Settings  Related Topics
• 1.
3x + 3 = 18 x = ?
• A.

3

• B.

4

• C.

5

• D.

6

• 2.
• A.

0

• B.

1

• C.

2

• D.

3

• 3.
• A.

0

• B.

1

• C.

2

• D.

3

• 4.
(1,000,000)1/2 – 999 = x3 x= ?
• A.

0

• B.

1

• C.

2

• D.

4

• 5.
8x / 4x = x1/2 x = ?
• A.

0

• B.

1

• C.

2

• D.

4

• 6.
Use the formula I = prt to solve the following problem: I = Interest p = principal r = rate t = time Find the simple interest for a loan of \$1,000 with an interest rate of 11.5% for a period of 2 years.  (When you enter the interest rate into the formula, enter it as a decimal, not a percent.)
• 7.
Suppose that the monthly expenses of a factory are given by: E = pm + R.  Use this formula to solve the following problem: E = monthly expenses p = number of items made each month m = cost of the raw materials to make one item R = Monthly Rent Suppose the rent on a factory is \$300 per month and it makes 50 items each month.  If the raw materials to produce one item cost \$10, what are the total monthly expenses?
• 8.
Use the formula V = lwh to solve the following problem: V = volume of a rectangular solid l = length w = width h = height How long would a box need to be if V = 270 cm3, w = 27 cm, and h = 10 cm?
• A.

1 cm

• B.

5 cm

• C.

10 cm

• D.

25 cm

• 9.
Solve for y, in the following system of equations: 2x – y = 4 x + 2y = -3
• 10.
Solve for x, in the following system of equations: 2x – y = 4 x + 2y = -3
• 11.
Solve for y, in the following system of equations: 2y – x = 1 2x + y = 8
• 12.
Solve for x, in the following system of equations: 2y – x = 1 2x + y = 8
• 13.
[(-1/4) x] + 6 = 2 x = ?
• 14.
9 = [(½ ) x] + 3 x = ?
• 15.
3x + 39 = 60 x = ?
• 16.
60 – 12x = 18x x = ?
• 17.
A dragon ran 3 miles in 8 seconds.  How many miles could the dragon run in 24 seconds?
• A.

4 miles

• B.

8 miles

• C.

9 miles

• D.

10 miles

• 18.
A car travels 51 miles in 3 hours.  How far would it travel in 5 hours?
• A.

20 miles

• B.

40 miles

• C.

60 miles

• D.

85 miles

• 19.
Choose the inequality equations, below, that describe the following statement: There were still more than twenty scarecrows in the field, after half were scared away.
• A.

X/2 > 20

• B.

X > 40

• C.

X - 10 = 30

• 20.
Choose the inequality equation, below, that describes the following statement: The number of dogs in the pound was less than 10.
• A.

X > 10

• B.

X < = 10

• C.

X < 10

• D.

X = 10