Four speed dial numbers to four

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1. How many license plates containing seven characters can be created from letters and numbers if the first three characters must be upper case letters from A to F and the last four must be digits from 0 to 9? The letters can be repeated but the numbers cannot.

2. Grandma got a smart phone and needs help assigning the first four speed dial numbers to four of her 17 contacts. How many ways can the speed dial numbers be assigned?

3. Eight tomato varieties are listed in a seed catalog. How many ways are there to select five packages of tomato seeds if each choice represents a different tomato variety?

Reference no: EM131117088

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