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4. A book shelf contains:• 8 mystery books• 7 comic books5 romance books.A book will be drawn and replaced 100 times. Whatis a reasonable prediction for the number of times aromance or comic book will be drawn?

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100\cdot((7)/(20)+(5)/(20))=100\cdot(12)/(20)=60^{}

User Upul Bandara
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