Frank works at a convenience store. • He earns $7.50 per hour when he works during the day.
• He earns $12.50 per hour when he works at night.
He wants to earn at least $300 per week.
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Which graph best represents this situation?

Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?