A quarter of its original size would be 25% of 100%, right? Therefore, the tumor would have to shrink 75%. If each treatment, the tumor shrinks 5% that would mean it takes 15 treatments to shrink 75 percent.
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I believe the answer is A.
hope I helped
I think the answer could be C
Neither of those work for that equation
Answer:
No
Step-by-step explanation:
1/2 times 1/2 = 1/4
