NCCER Module 2 Questions and
Answers 100% Pass
How much profit did the company earn? - ✔✔$280,489
Troy must keep track of the amount of refrigerant he uses from a 50-pound cylinder to ensure that
accurate records are kept. He used 13 pounds on a system for Ms. Jones and 9 pounds on a system for a
commercial client. How many pounds should he have left in the cylinder? - ✔✔28 lbs
An electrician's apprentice has been sent to a supply center to pick up 17 rolls of flexible 3/4′′ conduit
for an upcoming job. Each roll contains 25 feet of conduit. How many feet of conduit is he taking back to
the job site? - ✔✔425 ft
A painter is buying 5-gallon containers of white paint for a job at a large apartment complex. His local
supplier is having a sale, with each container costing $43. If he buys 12 containers, how much will he pay
before sales tax is added? - ✔✔$516
You're spending the summer working for a drywall contractor. One day he sends you into the storeroom
to see how many drywall screws are left. There are 8 boxes on the shelf, each holding 5 pounds of
screws. Your boss mentions that there are about 83 screws per pound. About how many screws are
there total? - ✔✔3320 drywall screws
,A worksite cleanup crew of 23 has had to work overtime to finish a job by a contract date. If each
member of the crew worked 63 hours during the week, how many total hours did the crew put in? -
✔✔1449 hours
A flooring contractor is going to lay a vinyl tile floor in a rectangular room 27 feet × 19 feet. He knows
that to find the number of square feet in a rectangle, it is necessary to multiply its length by its width.
Each tile covers one square foot of floor. How many tiles will he need to cover the floor? - ✔✔513 tiles
You've been assigned to paint the concrete floor of the instrumentation shop at your plant. The floor
has an area of 1,445 square feet. Each can of epoxy floor paint is supposed to cover 275 square feet.
How many cans will you need to paint the floor with a single coat? Your answer should be rounded up to
a whole number, since you cannot buy part of a can of paint. - ✔✔6 cans
You're working for a telecom cable installation company that's running the network wiring for a large
office building. Your boss notices that there is a partial box of Category 5e cable left over from the job. It
contains 365 feet of cable. He suggests that you make it into 15-foot patch cables. How many cables will
you be able to make? Your answer should be rounded down to the nearest whole number, since a cable
shorter than 15 feet is not desired. - ✔✔24 cables
After a very intense, multiday storm, your 1,375 square-foot basement has flooded to a depth of 18
inches. That's equivalent to about 15,425 gallons of water! You haven't been able to get a water
removal company to come since they are overloaded with jobs. Your boss suggests that you borrow the
company's submersible utility pump and do the job yourself. It can pump 1,200 gallons of water per
hour. To the nearest hour, how long will it take to drain your basement? - ✔✔13 hours
, An insulator is installing fiberglass insulation in exterior walls that total up to 1,623 square feet after
windows and doors are deducted. Each roll can insulate 49 square feet. There are 28 rolls on hand. Will
this amount be sufficient? If not, how many total rolls are needed? If necessary, round your answer up
to the nearest whole number, since you cannot buy part of a roll of insulation. - ✔✔34 rolls
A job site manager has been given permission to hire student workers for a single week to do
preparatory work on the site. He's been allocated $6,000 for this purpose. Assume that each student is
paid $12 per hour and works a standard 40-hour week. How many students can he hire? The result
should be a whole number, since you cannot hire part of a person. If there is any remainder, it should be
ignored as a result. - ✔✔12 students
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? - ✔✔$1,272
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
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? - ✔✔No
You measure the length of a short pipe nipple that must be cut and arrive at the fraction 28/32 inch.
Reduce this fraction to its lowest terms. - ✔✔7/8 inch
Answers 100% Pass
How much profit did the company earn? - ✔✔$280,489
Troy must keep track of the amount of refrigerant he uses from a 50-pound cylinder to ensure that
accurate records are kept. He used 13 pounds on a system for Ms. Jones and 9 pounds on a system for a
commercial client. How many pounds should he have left in the cylinder? - ✔✔28 lbs
An electrician's apprentice has been sent to a supply center to pick up 17 rolls of flexible 3/4′′ conduit
for an upcoming job. Each roll contains 25 feet of conduit. How many feet of conduit is he taking back to
the job site? - ✔✔425 ft
A painter is buying 5-gallon containers of white paint for a job at a large apartment complex. His local
supplier is having a sale, with each container costing $43. If he buys 12 containers, how much will he pay
before sales tax is added? - ✔✔$516
You're spending the summer working for a drywall contractor. One day he sends you into the storeroom
to see how many drywall screws are left. There are 8 boxes on the shelf, each holding 5 pounds of
screws. Your boss mentions that there are about 83 screws per pound. About how many screws are
there total? - ✔✔3320 drywall screws
,A worksite cleanup crew of 23 has had to work overtime to finish a job by a contract date. If each
member of the crew worked 63 hours during the week, how many total hours did the crew put in? -
✔✔1449 hours
A flooring contractor is going to lay a vinyl tile floor in a rectangular room 27 feet × 19 feet. He knows
that to find the number of square feet in a rectangle, it is necessary to multiply its length by its width.
Each tile covers one square foot of floor. How many tiles will he need to cover the floor? - ✔✔513 tiles
You've been assigned to paint the concrete floor of the instrumentation shop at your plant. The floor
has an area of 1,445 square feet. Each can of epoxy floor paint is supposed to cover 275 square feet.
How many cans will you need to paint the floor with a single coat? Your answer should be rounded up to
a whole number, since you cannot buy part of a can of paint. - ✔✔6 cans
You're working for a telecom cable installation company that's running the network wiring for a large
office building. Your boss notices that there is a partial box of Category 5e cable left over from the job. It
contains 365 feet of cable. He suggests that you make it into 15-foot patch cables. How many cables will
you be able to make? Your answer should be rounded down to the nearest whole number, since a cable
shorter than 15 feet is not desired. - ✔✔24 cables
After a very intense, multiday storm, your 1,375 square-foot basement has flooded to a depth of 18
inches. That's equivalent to about 15,425 gallons of water! You haven't been able to get a water
removal company to come since they are overloaded with jobs. Your boss suggests that you borrow the
company's submersible utility pump and do the job yourself. It can pump 1,200 gallons of water per
hour. To the nearest hour, how long will it take to drain your basement? - ✔✔13 hours
, An insulator is installing fiberglass insulation in exterior walls that total up to 1,623 square feet after
windows and doors are deducted. Each roll can insulate 49 square feet. There are 28 rolls on hand. Will
this amount be sufficient? If not, how many total rolls are needed? If necessary, round your answer up
to the nearest whole number, since you cannot buy part of a roll of insulation. - ✔✔34 rolls
A job site manager has been given permission to hire student workers for a single week to do
preparatory work on the site. He's been allocated $6,000 for this purpose. Assume that each student is
paid $12 per hour and works a standard 40-hour week. How many students can he hire? The result
should be a whole number, since you cannot hire part of a person. If there is any remainder, it should be
ignored as a result. - ✔✔12 students
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? - ✔✔$1,272
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
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? - ✔✔No
You measure the length of a short pipe nipple that must be cut and arrive at the fraction 28/32 inch.
Reduce this fraction to its lowest terms. - ✔✔7/8 inch
