Work Keys Practice #4 (Level 5-7 Questions)

A refrigeration system at your company uses temperature sensors fixed to read Celsius (°C) values, but the system operators in your control room understand only the Fahrenheit scale. You have been asked to make a Fahrenheit (°F) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°C. What Fahrenheit value should you write on the label?

• -50^oF

• -23^oF

• -18^oF

• 14^oF

• 26^oF

Pictured below is a piece of steel with six holes drilled in it. As inspector for your machine shop, it is your duty to check the part. TYP is short for “typical”, and it means all holes are 1 3/8 inches from the center of one hole to the center of the next. What is dimension A? 

•  $5\frac{15}{16}$  

•  $6\frac{7}{8}$  

•  $7\frac{1}{16}$  

•  $7\frac{5}{16}$  

•  $8\frac{11}{16}$  

At your hardware store, you buy hammers for $30.00 a dozen and sell them for $3.50 each. What is the percent markup for the hammers?

• 29%

• 40%

• 42%

• 58%

• 71%

You work in a furniture repair shop and are taking apart an old table to refinish it. You are trying to remove a bolt with a wrench. You tried a wrench size of 1⁄2 inch but found that it was slightly too big. Your wrenches are sized in 1⁄16 -inch increments.

• $\frac{1}{32}$

• $\frac{3}{8}$

• $\frac{7}{16}$

• $\frac{9}{16}$

• $\frac{5}{8}$

A triangle has a base of length 30 centimeters and a width of 1 meter. What is its area?

• 30 cm²

• 15 cm²

• 150 cm²

• 3000 cm²

• 1500 cm²

You plan to attend night school in 3 months so you can qualify for a promotion at work. You need to earn an additional $1,140 for tuition within that time. You take a second job, which pays $8 per hour. The work schedule is flexible, and you can work as many hours as you want. Taxes take 15% of your wages and you save the rest. Over the next 3 months, what is the minimum number of hours you could work each month to earn the money for tuition?

• 14

• 48

• 56

• 84

• 168

You work for a landscaper that has a customer needing to seed an area of land 80 feet by 40 feet in size. The garden center has 5-pound bags of grass seed. Each bag of seed can cover 25 s

• 14

• 15

• 25

• 43

• 128

You work at a bridal shop. You need to find out how much satin you will need to make four bridesmaids’ dresses and two flower girls’ dresses. Each bridesmaid’s dress requires 4 3/8 yards of satin, and each flower girl’s dress requires 3 2/3 yards of satin. How many yards of satin do you need in all?

• $14\ \frac{1}{24}$

• $17\ \frac{1}{2}$

• $23\ \frac{1}{4}$

• $24\ \frac{2}{5}$

• $24\ \frac{5}{6}$

A chemist has a certain number of containers of liquid. Each container is labeled with the number of fluid ounces it contains. The chemist is assigning a lab assistant the task of labeling each container with the number of cups of liquid it contains. Which of the following formulas should the chemist give to the lab assistant to use for the task? (HINT: 1 cup = 8 fl oz)

• $cups\ =\ 0.125\times\left(fluid\ ounces\right)$

• $cups=\frac{8}{\left(fluid\ ounces\right)}$

• $cups=8\times\left(fluid\ ounces\right)$

• $cups=8+\left(fluid\ ounces\right)$

• $cups=\left(fluid\ ounces\right)-8$

A Palladian window contains a circular arch in the center and two equivalent rectangular windows on each side. Ignoring the frame, what is the total area of the window shown below?

• 35 ft²

• 42.1 ft²

• 63.3 ft²

• 39.7 ft²

• 38.5 ft²