Answer:
a
because 1 1/2 * 1 1/2 *1 = 2 1/4
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For the first two, put it them over 100. So number 1 would be 34/100 or 17/50 reduced. Number 2 is 77.5/100 and since it is a decimal, I would keep it at over 100. Number 3 put 8/10 or 4/5 reduced and number 4 is different. Think of it as money and how a quarter is in relation to a dollar. You have 4 quarters in a dollar, so since you have .25%, it is 1/4.
Step-by-step explanation:
(-1,0),m=2
(1-7),m=12
m=-4,(-1,-4)