Name:    Math 10W Unit 4 Practice Test #5

Multiple Choice
Identify the choice that best completes the statement or answers the question.

1.

The temperature of a windshield on a winter morning is 10°F. If the melting point is 0°C, how many degrees must the temperature of the windshield be raised before the ice can melt?
 a. 26°F c. 32°F b. 17°F d. 22°F

2.

The temperature outdoors on a hot summer day is 100°F and the humidity makes it feel 14°F warmer. What temperature does it feel like in degrees Celsius?
 a. 45.6°C c. 41.8°C b. 43.8°C d. 35.8°C

3.

A new biomass power generation plant is being built in your community. It will burn plant matter at temperatures of up to 1250°C. What is the temperature in degrees Fahrenheit?
 a. 2357.0°F c. 2282.0°F b. 2332.0°F d. 2217.0°F

4.

Smoked salmon is being sold for \$15.50 per pound. What is the cost of 6 ounces of salmon?
 a. \$11.62 c. \$5.81 b. \$7.75 d. \$7.21

5.

32 ounces of peanut butter are being sold for \$4.56. What is the cost per pound of peanut butter?
 a. \$2.74 c. \$2.28 b. \$3.39 d. \$1.82

6.

What is the weight of a 300-lb object, in ounces and in tons?
 a. 4800 oz, 0.2 tons c. 1800 oz, 0.3 tons b. 1800 oz, 0.2 tons d. 8400 oz, 0.1 tons

7.

What is the cost per ounce of a 2-lb 14-oz bag of wild rice being sold for \$16.56?
 a. \$0.27 c. \$0.45 b. \$0.36 d. \$0.39

8.

A contractor poured 2.8 tn of concrete in the foundations of 6 houses. How much concrete would be needed to build the foundations of another 2 houses?
 a. 1493 lb c. 2240 lb b. 1867 lb d. 1960 lb

9.

Conrad is making veggie burgers for 18 children with special dietary needs at summer camp. The burgers should be 50 g each. How many pounds of veggie burger mix should he defrost?
 a. 3.78 lbs c. 1.98 lbs b. 2.88 lbs d. 1.08 lbs

10.

A diving platform at a public swimming pool has a maximum load of 300 lb. How many 40-kg children can stand on the platform?
 a. 1 c. 6 b. 4 d. 3

1.

The weight of a snow machine is 850 lb. If the ice on a lake is tested to hold weights of up to 0.8 tons, is it safe for a father weighing 160 lb to take his two children, weighing 62 lb and 78 lb, out onto the ice?

2.

What is the total weight of textbooks in a student’s backpack if it contains 4 books weighing 1 lb 2 oz, 9 oz, 12 oz, and 2 lb 10 oz?

3.

A moving truck has a maximum load capacity of 1.1 tons. If you have an inventory of 80 boxes to move and each box weighs 120 lb, how many trips will be required to move the load?

4.

Gurveer was comparison shopping at two grocery stores and found that coffee beans were priced at \$42.00/kg and \$3.90/100 g. Which of these would be a better deal?

5.

After a year of drought, wheat is being sold for \$13.10/bu. A farm sells \$45 404.60 worth of wheat. How many bushels has the farm sold?