In Gainesville, one in four people have blonde hair.
What is the chance that if four people are chosen at random from Gainesville, at least one person has blonde hair?

25% or 1:4

Step-by-step explanation:

When it says 1 in 4, that can be expressed as a 25% chance or as a ratio of 1:4. Since you are taking 4 people at random, and the chance is one in four, you have a 1/4th chance, therefore a 25% chance or a 1:4.

step-by-step explanation:

where is the question is there is a formula or is there not one

the answer is "add 2y and y"

step-by-step explanation:

you need to collect the like terms first.