Suppose that 45% of all babies born in a particular hospital are girls. If 7 babies born in the hospital are randomly selected, what is the probability that at most of them are girls?

Which of the following distribution systems offers speed and reliability when emergency supplies are needed overseas? a. railroadsb. airfreightc. truckingd. pipelinese. waterways

Atennis club charges a monthly membership fee of $150 and charges it members $10 per hour to use a court. there's also $500 fee to become a member. stella joined the tennis club last spring, and she has been a member for 5 months. she has been playing 10 hours of tennis each month. stella values an hour of her time at $20. during a boring afternoon meeting, stella thinks about reserving a court to work on her serve for an hour tonight. what's stella's opportunity cost of working on her serve for an hour?

Aslam wants to create multiple worksheet containing common formatting styles for his team members. which file extension him to save these worksheets? [templates,workbooks,files] aslam to create multiple worksheets with common styles. he needs to save them with the [xlsb,xlts,xls,xlsm] extension.