Construction Math Part II

When converting decimals to a percentage, simply move the decimal point _____.

• one place to the left
• one place to the right
• two places to the left
• two places to the right

The area of a triangular roof section with a base of 7 feet and a height of 3.5 feet is _____.

• 7 CU FT
• 12 SQ FT
• 12.25 SQ FT 
• 24.5 SQ FT

You have to lay a floor for a 14-foot-square shed. The area is _____ square feet.

• 19.6
• 28.0
• 144.0
• 196.0

The volume of a 9-inch cube is _____.

• 243 CU YD
• 729 CU IN
• 818 CU IN 
• 1243 CU IN

A contractor must tile a floor that measures 50′ ​× 45′. What is the total square footage of the area to be​ tiled?

• 2475
• 2100
• 2500
• 2250

Each laborer earns​ $12.00 per hour.​ Alfredo's weekly time card shows 28 hours​ worked, Bob's card shows 40 hours of​ work, and​ Jane's card shows 38 hours of work. Excluding any​ deductions, how much money must be set aside to pay these three​ laborers?

• $1420
• $1272
• $1500
• $1368

An HVAC contractor must install ductwork in six identical homes in a small development. She has calculated that each home will require about 215 square feet of galvanized sheet metal to fabricate all the required ducts in each house. The shop supervisor has set aside 1400 square feet of sheet metal for the project. Has he set aside enough sheet metal to complete the​ job?

• YES
• NO

A driver is given​ $600.00 in cash and told to pick up 130 sheets of sheetrock at​ $4.15 per sheet. He is also told to up pick extra pails of joint compound if he has enough cash left. Each pail of joint compound costs​ $29.50. Does the driver have enough cash left over to pick up 4 pails of joint​ compound?

• YES
• NO

A measurement on a drawing states that a distance is 45.5 yards. What is the same distance in​ inches?

• 1638"
• 4550"
• 1620"
• 1517"

Convert 0.75 meters to centimeters.

• 0.0075cm
• 0.075 cm
• 7.50 cm
• 75.0 cm