OSSF Installer 1 Math Questions And Answers
square feet (ft^2) to Acres ANS %43,560
cubic feet (ft^3) to Gallons ANS *7.48
cubic feet (ft^3) to cubic yards (yd^3) ANS %27
Calculate the area of a lot that measures 60 feet by 280 feet. Convert answer from feet to acres ANS .38 ac
OSSF Installer 1 Math Questions And Answers
square feet (ft^2) to Acres ANS %43,560
cubic feet (ft^3) to Gallons ANS *7.48
cubic feet (ft^3) to cubic yards (yd^3) ANS %27
Calculate the area of a lot that measures 60 feet by 280 feet. Convert answer from feet to acres ANS .38 ac
Calculate the acreage for a piece of property that measures 256 feet on each of four sides ANS 1.50 ac
What is the surface area (in sq ft) of an ET system 40 feet wide and 65 feet long. ANS 2,600 ft
What is the area of a septic tank lid that is 5 feet in diameter? ANS 19.6 ft
The area of a lot is 20,076 square feet. What is the area of this lot acres? ANS .46 ac
A septic tank has a working volume of 31 cubic feet. How many gallons does this septic tank hold? ANS 231.88
gallons
A trench requires 430 ft³ of gravel. How many cubic yards must be purchased? ANS 15.92 yd^3
A septic tank is 6 feet in diameter and is 8 feet deep. How many gallons will it hold if the
overflow line is halfway up from the bottom. (Would this meet minimum capacity
requirements for a three bedroom home?) ANS 845.53 gallons, yes
How many cubic yards of gravel would be needed to fill a ditch with 18 inches of gravel if
the ditch is 3 feet deep, 10 feet wide, and 12 feet long? Note: 1 cubic yard = 27 cubic feet ANS 6.67 yd^3
What is the slope across a lot that is 200 feet deep and has an elevation of 683 feet on the north side and 707 feet on
the south side? ANS 12%
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