180
21%
614
630
70gallons
Let X = gallons of 80% antifreeze Then 0.80X + .25 (90) = .70( 90 + X) .80X + 22.5 = 63 + .70X .1X = 41.5 X = 415 gallons
187
1 cubic foot = 7.48051945 US gallons nitrogen or mercury it makes no difference
7.5 gallons
There are about seven kinds of fertilizers:Organic Fertilizer,Inorganic Fertilizer,Nitrogen-Based Fertilizer, Phosphorus-Based,Fertilizer,Potassium-Based Fertilizer, Liquid Fertilizers and Solid Fertilizers. Whirlston fertilizer machines can make most of them.
6,500 to 7,000 gallons.
87% of nitrogen is in the air
10 gallons..
25 gallons
21%
78.1%
614
630