What is the range for this set of data?
7, 15, 12
3
05
O 8
12

First of all we will understand what is range?

Given set :

Largest number = 15

Smallest number = 7

➪ Thus, The range of the given data is 8...

walter needs to make at least 5 more cookies but no more than 40. 5 ≥ x ≥ 40;

step-by-step explanation:

walter has to make a minimum of 20 cookies. he already has 15 cookies made, so he must make 5 more to meet the minimum.

the maximum amount of cookies he can make is 55. he already has 15, so he has to make no more than 40 more cookies to meet the maximum.