Basketball Game

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Transcript Basketball Game

“April” Madness

Algebra I Review Spring 2006 Released Test Items

Another M.B. Alluisi Production Copyright Norfolk Public Schools, 2006 Animations from www.gifs.net

Directions • For each question you get correct you get 2 points.

• For each incorrect answer that you select, the computer gets 1 point.

• Your goal is to beat the computer’s score. Lets get started!

A repairman estimated the cost of replacing a part in Mrs. James’ computer would be at most $225. The estimate included $35 for the part, a $40 service charge, and $30 per hour for labor. What is the maximum number of hours the repairman estimated for the job?

4 ½ 5 ½ 5 6

Correct! 2 points

What is the solution to the following equation?

4

x

– 1 = 2

x

+ 5

x = 1 x = 3 x = 2 x = 4

Correct! 2 points

What are the x- and y-intercepts of the line with equation 4x + 5y = 40?

x

-intercept 10, y-intercept 8

x

-intercept 8, y-intercept 10

x

-intercept -10, y-intercept -8

x

-intercept -8, y-intercept -10

Correct! 2 points

Which is an equation for the line that passes through the origin and has a slope of 3/5?

y = 3/5 y = x x = 3/5 y = 3/5x

Correct! 2 points

What is the slope of the line y = 4x – 2?

4 ¼ 2 -2

Correct! 2 points

The difference in cost between a large bag of chips and a small bag of chips was 90 ¢. Alicia bought 5 large bags and 3 small bags of chips for her party and spent $17.22. What was the cost of a small bag of chips?

$5.74

$2.15

$2.49

$1.59

Correct! 2 points

The length of a rectangle is 6 meters more than its width. If the area is 135 square meters, what is its width?

5 m 15 m 9 m 27 m

Correct! 2 points

Which is a solution to the following equation?

x2 – 12x – 28 = 0

x = 14 x = 2 x = 12 x = 0

Correct! 2 points

What is the slope of the line through (3,2) and (-1, -4)?

3 2/3 3/2 -3/2

Correct! 2 points

x2 – 3x = 0 Which is the solution set for the equation above?

{0, 3} {1, 3} {-3, 0} {2, 3}

Correct! 2 points

What is the value of 4m + 8 4m + 4 when m = 4?

0.5

1.2

1.7

2.0

Correct! 2 points

Which expression is equivalent to -4a(3a – 5b)?

-12

a

2 = 20

ab

-12

a

2 – 20

ab

-12

a

2 + 20

a

-12

a

2 + 9

ab

Correct! 2 points

(3

a

Which is equivalent to (2

a

+ 3

b

2c

) + – 4

b

c

) + (

a

– 5

b

+ 4

c

)?

5

a

– 6

b

+

c

6

a

– 6

b

-

c

6

a

– 6

b

+

c

6

a

2 – 6

b

2 +

c

2

Correct! 2 points

Which equation best represents the line shown?

y = 2

x

+ 2 y = ½

x

+ 2 y = 2

x

+ 1

y

=

x

+ 2

Correct! 2 points

What is the apparent slope of the line graphed?

5/2 -2/5 2/5 -5/2

Correct! 2 points

The numbers in the table follow a linear pattern.

x y

2 4 14 26 6 8 28 30 38 50 170 ?

What is the missing y value?

182 180 176 172

Correct! 2 points

The table below shows the relation between the number of members in a club selling cookies and the predicted number of boxes sold.

Number of Members, g

5 10 15 20

Number of Boxes Sold, b

350 650 950 1,250

Using the data shown above, which equation could be used to predict the number of boxes of cookies that the club will sell?

b

= 60

g b

= 60

g

+ 50

b

= 70

g b

= 50

g

+ 50

Correct! 2 points

The cost of fabric varies directly with the amount of fabric purchased. If 1 2/3 yards of fabric cost $10.00, how much would 4 ½ yards cost?

$45 $24 $27 $14

Correct! 2 points

If m varies directly as p, and m = 5 when p = 7, what is the constant of variation?

35 7/5 12 5/7

Correct! 2 points

The stem-and-leaf plots show the number of miles per gallon a family’s car and truck averaged over the past few months.

Stem

1 2 3

Car Leaf

7, 7, 9 3, 4, 7, 7, 7 0, 1, 1, 2, 3, 4, 4

Stem

1 2 3

Truck Leaf

1, 2, 3, 5, 6, 8, 8, 8 0, 0, 1, 1, 2, 2, 3, 4, 6 What is the difference in the median number of miles per gallon for the two vehicles?

7 9 10 11

Correct! 2 points Click for final score

That’s not correct! Computer gets a point. Click to Try Again