The conversion factors are 42 gallons in a barrel
4 quarts = 1 gallon. I use unit analysis to get answers for questions like these.
All the units are in the numerator. There are 120 * 42* 4 = 20160 quarts in 120 barrels.
How many more students studied for at least 3 hours compared to students who studied
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The length of the rectangle is n-3, ok, the width is 2
the area of a rectangle is just length * width
so, if you simplify either of those, you'd end up with 2n-6.
because same/same = 1, and 1 * anything, is just anything itself.
the area of a rectangle is just length * width
so, if you simplify either of those, you'd end up with 2n-6.
because same/same = 1, and 1 * anything, is just anything itself.