Question 1

Which expression is equivalent to $\frac{1} {2}$ $(2n + 6)?$
(*NO CALCULATOR*)

Accepted Answer

$n + 3$

Answer

$\frac{1} {2}+2n + 6$

Answer

$n + 6$

Answer

$2\frac {1} {2}n + 6\frac{1}{2}$

Question 2

Which expression is equivalent to $3	imes$-$ (2x + 4) + 5?$ 
(*NO CALCULATOR*)

Accepted Answer

$x + 1$

Answer

$x + 9$

Answer

$5x + 1$

Answer

$5x + 9$

Question 3

Which expression is equivalent to $2(3-x)-12+4x$?
(*NO CALCULATOR*)

Accepted Answer

$2x-6$

Answer

$3x-6$

Answer

$2x-7$

Answer

$3x-7$

Question 4

Kyle bought x pencils. He paid $$\$1.24,$$ including tax, per pencil. He gave the
cashier $$\$20$$ and received $$\$5.12$$ in change. How many pencils did Kyle purchase?

Only $0, 1, 2, 3, 4, 5, 6, 7, 8, 9, . , -, $and / are allowed in your answer.
Answers that are mixed numbers must be entered as an improper fraction or decimal. 
(*NO CALCULATOR*)

Accepted Answer

12

Question 5

Four friends each flipped a coin different numbers of times.
$\quad\bullet\quad$Alice got heads $75\%$ of the time.
$\quad\bullet\quad$ Mary got heads $8$ out of $10$ times.
$\quad\bullet\quad$ Sarah got heads $17$ out of $20$ times.
$\quad\bullet\quad$ Ellen got heads $\frac{3}{5}$ of the time.
 Who had the greatest percentage of heads?

Accepted Answer

Sarah

Answer

Alice

Answer

Mary

Answer

Ellen

Question 6

Which expression is equivalent to  $\frac{-1}{\enspace2}(\frac{1}{4}x-\frac{3}{8})?$

Accepted Answer

$\frac{-1}{\enspace8}x+\frac{3}{16}$

Answer

$\frac{1}{8}x-\frac{3}{8}$

Answer

$\frac{-1}{\enspace8}x+\frac{3}{8}$

Answer

$\frac{1}{8}x-\frac{3}{16}$

Question 7

Which choice describes the value of m when $-5(m+1)\le23$?

Accepted Answer

$m\ge\frac{-28}{\enspace5}$?

Answer

$m\ge\frac{-18}{\enspace5}$?

Answer

$m\le\frac{-28}{\enspace5}$?

Answer

$m\le\frac{-18}{\enspace5}$?

Question 8

A teacher divided the class into two groups of equal size.
$\quad\bullet\quad\frac{3}{5}$  of the first group are right-handed.
$\quad\bullet\quad80\% $of the second group are right-handed.
 What fraction of the class is right-handed?

Accepted Answer

$\frac{7}{10}$

Answer

$\frac{5}{7}$

Answer

$\frac{4}{5}$

Answer

$\frac{8}{9}$

Question 9

What is the value of $y4 when  $-5=\frac{y-7}{9}$?

Accepted Answer

$-38$

Answer

$-11$

Answer

$-7$

Answer

$-52$

Question 10

Daniel earned $$\$8.00$$ per hour at his job.
$\quad\bullet\quad$ Daniel works $35$ hours each week.
$\quad\bullet\quad$ He received a $5\%$ pay increase.
How much more money will Daniel earn each week after the pay increase?

Accepted Answer

$$\$14$$

Answer

$$\$48$$

Answer

$$\$39$$

Answer

$$\$5$$

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