Answer:
216
Explanation:
28% are 72% are not red.
.72 x 300 = 216
216 pieces are not red.
28% are red which means that 72% aren't red. We get that by subtracting 28% from the whole: 100-28=72
Now we just ahve to multiply that by 300 to find 72% of 300.
0.72*300=216
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