#### In taking inventory, the following number of hose clamps are checked: 6 boxes of 10 + 7 loose radiator hose clamps, 3 boxes of 20 + 4 loose heater hose clamps , and 15 gas line hose clamps. What is the number of clamps on inventory?

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#### If 39 quarts of oil are removed from a stock of 350 quarts, how many quarts are left?

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#### Driver number one drives 169 kilometers while driver number two drives 272 kilometers. How many kilometers farther does driver number two drive than driver number one?

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#### The speed of a car is held constant at 55 miles per hour. How far does the car travel in 6.5 hours?

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#### A car is travelling at 80 kilometers per hour. How many kilometers does the car cover in 7 hours?

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#### A garage owner buy 54 feet of heater hose. If each car uses 9 feet of hose, how many cars can be repaired?

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#### A mechanic is paid $172.00 per day. How many days of work does it take to earn $2236.00?

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#### A mechanic works 2 1/4 hours on one car, 1 1/2 hours on another car, and 5 3/4 hours on a third car. What is the total number of hours worked?

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#### A garage owner has 4 pieces of vacuum hose in lengths of 9 3/4 feet, 10 1/4 feet, 49 1/2 feet, and 12 feet. How many feet of vacuum hose are in stock?

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#### The outside diameter of a hose is 2 1/4 inches and the wall is 13/32 inch thick. How large in inches, is the inside diameter?

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#### A piece of pipe measures 1/4 inch inside and 9/16 inch outside. What is the wall thickness of the pipe?

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#### How many pounds of grease are there in a barrel which holds about 45 gallons? (Use 7 7/8 pounds per gallon, round off result to the nearest pound).

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#### What is the weight of the grease in a 216 litre drum if there are about 2 1/2 kilograms per litre?

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#### The average time for lubricating a car is 2/3 hour. How many cars can be lubricated in an 8-hour day?

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#### The spark plugs are replaced in 12 cars in 10 1/2 hours. What is the average time spent on each car?

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#### What is the size of a drill 1/16 inch larger that 1/2 inch?

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#### What is the size of a drill 1/4 inch larger that 0.375 inch?

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#### A valve will expand in length when it is heated. The length of the valve when cold is 4.8750 inches. I expands 0.0015 inch when heated. What is its length when hot?

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#### A customer at a gasoline station buys 2 quarts of oil for $2.95, polish for $6.48, and a polish cloth for .99 cents. What amount is paid to the attendant?

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#### If 0.022 inch is removed from a pin 1.25 inches long. What length is left?

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#### Express the following decimal fraction to the nearest of an inch: 0.31 inch to the nearest 1/16 inch.

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#### Express the following decimal fraction to the nearest fraction of an inch: 0.817 inch to nearest 1/16 inch.

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#### A family rents a large moving truck for $159.92 per day based on an 8 hour day. What would the rental price per hour be?

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#### A truck driver travels a distance of 2,026 3/4 miles in 5 1/2 days. What is the average distance traveled each day?

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#### A garage owner buys 35,480 liters of gasoline at $0.888 per liter. If the gasoline is sold for $1.05 per liter, what is the profit?

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#### A repair shop reduces the working hours from 40 to 35, without reducing the weekly rate of pay of the mechanics. If the mechanic makes $1000.00 per week, what is the percent of increase of pay per week?

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#### If a mechanic''s hourly rate of $15.15 is increase 16 2/3%. What is the new hourly rate to the nearest cent?

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#### A garage owner buys a job lot of 1500 feet of number 12 gauge wire. The price is $0.125 per foot. The next day the price of this wire increases 12 1/2%. How much is saved by purchasing the wire at the lower price? Express the answer to the nearest cent.

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#### The speedometer of a car shows 50 miles per hour. The actual speed is 46 miles per hour. What is the percent of error to the nearest tenth?

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#### An automobile measures 26 feet and 6 inches. What is the total length in inches?

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#### A roll of 3/8 inch gas line tubing s 20 feet long. One piece 6 feet 9 3/4 inches long is cut from the roll. What length piece remains? Express the answer in feet and inches.

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#### An acre contains 43,580 square feet. What percent of an acre is the area of a 150 feet x 200 feet parking lot? Express the answer to the nearest tenth percent.

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#### The driven gear has 75 teeth. The drive gear has 10 teeth. Find the ratio of the teeth on the driven gear to the driver gear.

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#### An engine having an original bore size of 4 3/8 inches is rebored .030 oversize. The resulting bore size is:

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#### What is the internal volume in cubic feet, of the hydraulic tank below: Height = 16 3/4" Length = 24.5" Depth = 15" Wall thickness = 1/4"

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#### What is the volume of the hydraulic tank below: Internal diameter = .75 M. Internal length = 2.0 M.

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#### What is the volume of the hydraulic tank below: Internal diameter = 24" Internal length = 72"

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#### What is the area of the big piston end from a cylinder. If the diameter of the piston is 6 1/4"

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#### What is the effective area of the rod end of a hydraulic cylinder piston if the piston diameter is 4 1/2" and the rod diameter is 1.125"

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