Which of the following sentences correctly uses words to express numbers? The next conference will be held on April twenty-first. Fifteen college freshman attended the first seminar. The cost for each attendee is twenty-five dollars. Each session should take approximately one and a half hours.

Mr. Maynard's class is taking a field trip to a science museum. They will be at the museum for 3 hours, and they want to divide their time evenly among the 10 exhibits.How much time should they spend at each exhibit?Write your answer as a proper fraction or mixed number. hours

Multiple Choice QuestionIdentify which of the following quantities or numbers functions as a subject and refers to a single unit or group in the sentence below. Only $175,000 in sales receipts for seasonal equipment has come in, so ten sales representatives have been tasked with selling the remaining 50 tractors and spreaders within the next two months.Multiple choice question.$175,000 in sales receiptstwo months50 tractors and spreadersten sales representatives

A university is planning a seminar. It costs $3000 to reserve a room, hire an instructor, and bring in the equipment. Assume it costs $25 per student for the administrators to provide the course materials. If we know that 20 people will attend, what price should be charged per person to break even?

The corporate team-building event will cost $24 if it has 12 attendees. How many attendees can there be, at most, if the budget for the corporate team-building event is $46? Solve using unit rates.

Diana's graduation picnic will cost $12 if it has 3 attendees. At most how many attendees can there be if Diana budgets a total of $20 for her graduation picnic? Solve using unit rates.