) Dana's Cafe has regular coffee and decaffeinated coffee. This morning, the cafe served 22 coffees in all, 50% of which were regular. How many regular coffees did the cafe serve?
regular coffees
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Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

How do you find principle and simple interest

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