What is the theorem or postulate that proves a ll b in the figure on the right

it goes right

its a i did it myself

step-by-step explanation:

a.for lorena 14 hours makes $126   for 16 hours she makes 144

for julie 6 hours makes $72 for 21 hours its $252

b. julie makes more money than lorena julie makes $12 an hour and lorena makes $9  

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-1/4 > -1 2/3. -1/4 is greater than -1 2/3 because it is closer to 0 on the number line.