Ms. White has 15 students in her first grade class. Troy is the line leader for the week, and Mackenzie is last because she was the line leader last week. In how many different ways can Ms. White's class line up for lunch this week?

How can we find the measure of an exterior angle if we know the measurement of an interior angle

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?