At a school fair 70% of people are under 16 years old. one third of the people remaining are teachers. if there are 21 teachers at the fair total?

let number of people at the fair be x.

As per the statement:

70% of people are under 16 years old

⇒

Remaining number =

Since,  one third of the people remaining are teachers

⇒Number of teachers at fair =

Also, it is given that the number of teachers at the fair are 21.

hence,

Multiply both sides by 10 we get;

x = 210

Therefore, total number of people at fair are. 210 people

describing distributions is one of the key skills you’ll need to earn a high score on the ap statistics exam. if you need proof of this, just flip through some past exam questions, which can be found at the collegeboard website. you’ll notice that the first free response question is almost always a question requiring you to look at a graph and describe it.

step-by-step explanation: just trying to get points sorry : (

easy its decreasing

step-by-step explanation:

because its top point is at the to of the graph on the left side (atleast from the veiw i see it) now if that top point wast in the lower part of the graph it would be increasing hope this have a nice day