Name:    Math 10W Unit 4 Practice Test #1

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

1.

Farmers must monitor their cattle for signs of infection or disease. A cow’s healthy body temperature is 102.5°F. What is its body temperature in degrees Celsius?
 a. 41.2°C c. 43°C b. 39.2°C d. 37.2°C

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.

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

6.

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

7.

A flight attendant loading meals and drinks onto an airplane moves 20, 10-kg boxes of prepared meals and 8 trays containing 24 drink containers, each with a mass of 200 g. What is the total mass of food and drink loaded?
 a. 5000 kg c. 238.4 kg b. 1800 kg d. 38 600 kg

8.

A newborn kitten weighs about 700 g. What is the weight of the kitten in ounces?
 a. 37.2 oz c. 34.7 oz b. 24.7 oz d. 19.1 oz

9.

What is the price of 600 g of walnuts if they are being sold for \$17.77/kg?
 a. \$10.66 c. \$9.32 b. \$8.67 d. \$10.19

10.

The building code for the township where Shane’s cottage is requires boat docks to withstand a load of 150 kg per square metre. If Shane’s dock is approximately 4.3 square metres, how much weight can it hold?
 a. 645.0 kg c. 516.0 kg b. 709.5 kg d. 640.3 kg

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.

Christopher bought 2 lb 1 oz of assorted cheeses for a party, at an average cost of \$5.79/lb. If 20% of the cheese was knocked onto the floor during the party and not eaten, what was his true cost per pound?

3.

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?

4.

To make enough cookies for a fundraiser, a soccer team needs 4 lb of macadamia nuts. The nuts cost \$11.74 for a 800 g bag. How much will it cost the team to buy the nuts? They cannot buy partial bags.

5.

A plantation produced a pile of cotton fibres measuring 18 feet by 34 feet by 8 feet. How many bushels of cotton is this, if a bushel is 2150 cubic inches?