Suppose a designer has a palette of 16 colors to work with, and wants to design a flag with 2 vertical stripes, all of different colors.
How many possible flags can be created?

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.