Answer:
Option C is correct. Option f is the same as option C
Step-by-step explanation:
From the question, There are three high schools in the district, each with grades between nine to twelve. The school board decided to pool all of the students together and randomly samples 250 students in the whole district that has schools between the grade of nine to twelve.
In order to test for high school students in the district for Attention Deficit disorder(ADD), they could have chosen any 250 students from any school with grades betweem nine to twelve throughout the district.
The ratio is 14:5, as 42 divided by 3 is 14 and 15 divided by 3 is 5.
Answer:
months you can purchase with the gift certificate.
Step-by-step explanation:
Given
You have a gift certificate for $30.
Step 1 of 1
The plan you select costs $5 per month.



Learn more about purchase, refer :
brainly.com/question/12308255
Answer:
His work is correct, easiest question in the world!LOL
Step-by-step explanation:
1+1= 2