Accuplacer Review B1

The sales tax rate in Wilson County is 6.75%. Suppose the total price of an item purchased in Wilson County including tax is $14.93, what is the price of the item (rounded to two decimal places) before tax?

• $12.93

• $13.99

• $15.94

• $8.91

The long term parking rate at Raleigh-Durham Airport is $2 per hour (or part of an hour) with $10 daily maximum. Suppose you park your car on Friday afternoon at 8:30 pm and pick it up on the following Tuesday at 9:30 am, what will be your parking fee?

• $58

• $50

• $48

• $38

 $Solve:\ \ 2x\left(10x+8\right)=-3\left(x+1\right)$  

•  $x=\frac{3}{4},\frac{1}{5}$  

•  $x=-\frac{3}{4},\frac{1}{5}$  

•  $x=-\frac{3}{4},-\frac{1}{5}$  

•  $x=\frac{3}{4},-\frac{1}{5}$  

 $Solve:\ \ \ \left(2x-3\right)^2-8=0$  

•  $x=\frac{3\pm2\sqrt{2}}{2}$  

•  $x=3,-2$  

•  $x=-3\pm2\sqrt{2}$  

•  $x=\frac{-3\pm2\sqrt{2}}{2}$  

The profit, P, realized by a company varies directly as the number of products, s, it sells. If a company makes a profit of $7800 on the sale of 325 products, what is the profit when the company sells 5000 products?

• $120,000

• $100,000

• $80,000

• $60,000

If the Voltage, V, in an electric circuit is held constant, the current, I, is inversely proportional to the resistance, R. If current is 120 mA (milliampere) when resistance is 5 ohms, find the current when the resistance is 15 ohms.

• $40mA$

• $357mA$

• $360mA$

• $200mA$

A 36 foot long tube is cut into two pieces with ratio 4:5. Find the length of the shorter piece.

• $9\ \ feet$

• $16\ \ feet$

• $12\ \ feet$

• $20\ \ feet$

A large square pizza has 49 pieces (square slices). John, Jack and Jane ate all the pieces in the ratio 4:2:1, respectively. How many pieces did Jack eat?

• 10 pieces

• 12 pieces

• 14 pieces

• 18 pieces

 $Solve:\ \ \ \sqrt{1-2x}+1=3$  

•  $x=0$  

•  $x=-\frac{3}{2}$  

•  $x=-1$  

•  $x=\frac{1}{2}$  

 $Solve\ \ for\ \ V:\ \ \ r=\sqrt{\frac{V}{\pi h}}$  

•  $V=\sqrt{\frac{r}{\pi h}}$  

•  $V=\frac{\pi h}{r^2}$  

•  $V=\pi hr^2$  

•  $V=r\sqrt{\pi h}$