Range for a is 21
Range for b is 58
B has greater range
V = lhr
V ÷ lh = lhr ÷ lh
V/lh = r
r = V/lh
Just divide both sides by what you want removed, leaving behind r.
I am not good with explianing but here is the answer: 9/5... Basic you subtract the when they ask for you to divid fractions 13-4.
15 & 16 & 17
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