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4. A test has 10 true or false questions. When Rachelle takes the test she answers... 4. A test has 10 true or false questions. When Rachelle takes the test she answers all 10 questions, circling T or F for each question. In how many different ways could Rachelle choose answers? 10! A: 102 C: 10 x 2 ID: 8 E : 21 B: 210 5. Pat has made sandwiches for his 3 children to take in their school lunches, and asks each child which kind of fruit they would like for lunch: an apple, an orange or a banana. In how many different ways could Pat's 3 children each choose one kind of fruit, but not all choose the same kind? A: 33 – 3 B: 33 – 1 C: 31 D: 3×3×1 E: 3x3x2 Please feel free to ask any query in the comment box and don't forget to rate if you like.

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