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Algebra Keystone Exam Review

1)

Make simpler the expression:

√

√

√

√

A)

√

B)

√

C)

√

D)

A right triangular has a single leg that is twice the size of the different leg. In case the hypotenuse is √, get the length of the longer leg.

2)

A)

8

B)

16

C)

4

D)

32

3)

Which affirmation has the most significant value of x?

A)

√

B)

√

C)

√

√

D)

√

√

4)

Simplify:

( √ )

A)

B)

C)

twenty seven

D)

fifty four

√

√

5)

Precisely what is

subtracted by

?

A)

B)

C)

D)

What is the value of ( )

6)

A)

B)

C)

D)

7)

What is a element of the trinomial

A) (x - 24)

B) (x – 8)

C) (x + 8)

D) (x – 5)

8)

What exactly factor with the trinomial

A) (x & 10)

B) (x – 90)

C) (x & 90)

D) (x – 10)

9)

Simplify:

A)

B)

C)

D)

(

(

)(

)(

)

)

once

?

10)

Simplify:

A)

B)

C)

(

)(

)

D) May not be Simplified

11)

A area charges rental fees of $5 every x adult and $3 per sumado a child. The Smith friends and family had a family reunion right now there and was charged $134 for their thirty-two family members that attended. The machine of equations shown beneath represents this case.

Which affirmation is true?

A) More adults attended the reunion than children.

B) 6 more kids attended than adults.

C) Nineteen children attended the reunion.

D) Three more adults attended than children.

12)

A)

B)

C)

D)

Timmy has collected plain and shaded marbles. This individual has a total of one hundred and eighty marbles, in addition to 32 more plain marbles than shaded marbles. With the knowledge that x stand for the number of plain marbles and y represent the number of coloured marbles, which will of the following systems of equation symbolizes the number of marbles Timmy features?

13)

The graph in the solution in the inequality

C)

A)

B)

D)

14)

Which is a graph of the solution from the inequality

A)

?

C)

B)

D)

15)

You can work at most 25 hours in a few days. You need to gain at least $200 to pay your bills. Your cat-walking job compensates $8. 00 per hour as well as your job like a pizza delivery person compensates $9. 50 per hour. Which in turn system of geradlinig inequalities models this problem circumstance?

x y 25

A) 8. 00 x 9. 60 y 200

B)

16)

by sumado a 25

8. 00 x 9. 50 y 200

C)

x y 25

8. 00 by 9. 50 con two hundred

D)

x sumado a twenty-five

8. 00 x 9. 40 y 200

A gym provides two choices for regular membership plans. Choice A includes an initial charge of $121 and costs $1 per day. Option W has no first fee yet costs $12 per day. After how a number of days will the total cost of a health club membership programs be equal?

A) 11 times

B) doze days

C) 13 times

D) 14 days

17)

The scatterplot under shows the resting cardiovascular rates, con, of the persons, based on how old they are x.

Which usually equation greatest describes the queue of best suit?

A)

B)

C)

D)

y = -. 43x + forty

y sama dengan -. 43x + seventy six

y = -. 86x + 15

y sama dengan -. 86x + eighty

18)

The scatterplot listed below shows the number of active dentist, y, based upon the year, back button.

160

Quantity of Dentists Mixed up in US

155

Dentists

150

145

a hundred and forty

135

135

125

120

0

a few

10

Year (after 1980)

A)

B)

C)

D)

y=x+5

sumado a = 2x + 160

y = 2 . 5x + two hundred

y sama dengan 2 . 5x + a hundred and twenty

15

19)

5

The typical monthly rain fall is documented in inches wide over the past season. Which statement correctly describes the data?

six

8

a few

1

some

12

zero

2

three or more

3

1

A)

B)

C)

D)

The typical value is usually 3. 5

The interquartile range is 4. 5

The lower quartile value is usually 2 .

The top quartile worth is 12

20)

The typical weekly kilometers run with a marathon runner are here: 62

forty five

60

57

61

53

55

A) The imply is 56.

B) The mode is 56.

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