Algebra 2

Algebra 2

13 January 2011

Given the following ages of staff members at Marshall High School, find the average.

22, 25, 28, 33, 38, 43, 45, 46, 53

A. B. C. D. E.

0% 0% 0%0%0%

A. 35.5B. 37C. 38D. 40.5E. 44

If a = 5 and b = -9, then the value of 2a2 + 4ab + b2 = ?

A. B. C. D. E.

0% 0% 0%0%0%

A. -211B. -49C. 81D. -102E. -188

You scored an 94% on last year’s math final. The final had 50 questions. How many questions did

you get correct?

A. B. C. D. E.

0% 0% 0%0%0%

A. 94B. 54C. 47D. 44E. 40

0.003 + 4.1 = ?

A. B. C. D. E.

0% 0% 0%0%0%

A. 4.003B. 4.1003C. 4.13D. 4.103E. 4.4

The Chicago Bears football team won 7 out of 16 games last year. What percent of their games did

they win, rounded to the nearest percent?

A. B. C. D. E.

0% 0% 0%0%0%

A. 41%B. 42%C. 43%D. 44%E. 45%

What is the slope of the line determined by the equation 4x +2y = 6 ?

A. B. C. D. E.

0% 0% 0%0%0%

A. -2B. -½C. ½D. 2E. 3

If x = 9, then 19 + x3 = ?

A. B. C. D. E.

0% 0% 0%0%0%

A. 46B. 748C. 100D. 739E. 5994

To make space for new merchandise, a clothing store offered a 25% discount on all merchandise.

What was the discount on a pair of slacks that regularly sold for $40?

A. B. C. D. E.

0% 0% 0%0%0%

A. 30B. 25C. 20D. 10E. 5

3(x – 5) – 2(4 – x) = 2

1 2 3 4 5

0% 0% 0%0%0%

1. x = 42. x = 53. x = 64. x = -55. x = -4

Which of the following points in the standard (x,y) coordinate plane has the

coordinates (8,2)?

A. B. C. D. E.

0% 0% 0%0%0%

A. AB. BC. CD. DE. E

How many lines in the standard (x,y) coordinate plane have slope equal to ¾ ?

A. B. C. D. E.

0% 0% 0%0%0%

A. 0B. 1C. 2D. 4E. An infinite number

If 7.2x = 100.8, then x = ?

A. B. C. D. E.

0% 0% 0%0%0%

A. 10B. 11C. 12D. 13E. 14

If 10x – 10 = 50, x = ?

A. B. C. D. E.

0% 0% 0%0%0%

A. 4B. 6C. 8D. 10E. 12

If 3x + 20 + 4x – 10 = 59, x = ?

1 2 3 4 5

0% 0% 0%0%0%

1. x = 282. x = 6.863. x = 74. x = 6.855. x = 4

Find the area of the rectangle shown below, in square centimeters.

A. 24B. 1200C. 13,824D. 576E. 331,776

One solution to the equation 4x2 + 6xy – 14 = 0 is x = 6. What is the

value of y ?

A. B. C. D. E.

0% 0% 0%0%0%

A. -2B. -7C. -13D. -17E. -26

Given the following two points, find the slope of the line between them: (2,5) and (9,10)

A. B. C. D. E.

0% 0% 0%0%0%

A. 2/5B. 5/7C. 5/2D. 7/5E. 9/7

Hint: m =

12

12

xxyy

If x + 4 = 10, then x = ?

A. B. C. D. E.

0% 0% 0%0%0%

83

A. 18/8B. 16/3C. 12D. 14E. 16

-2(2x + 4) + 3(x – 1) = -18

1 2 3 4 5

0% 0% 0%0%0%

1. x = 72. x = 103. x = -84. x = -75. x = -10

Anna’s grades from the fall semester are shown below. Calculate her GPA

A. B. C. D. E.

0% 0% 0%0%0%

Cheng, Anna Fall Semester

AlgebraChemistryEnglishFrenchAm. History

ACBAB

A. 3.5B. 3.4C. 3.2D. 3.0E. 2.4