1) Last year, Lola kept track of how long she volunteered at the animal shelter each month. Volunteer hours

What was the lower quartile of Lola's volunteer hours?
hours
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On saturday morning, calls arrive at ticketmaster at a rate of 108 calls per hour. what is the probability of fewer than three calls in a randomly chosen minute?

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?