He answer is 21. 94 was the largest value and 73 was the smallest. When you subtract them you get 21.
4/5=24/30 and 4/6=20/30
So three easy fractions between these are 21/30=7/10, 22/30=11/15 and 23/30.
Answer:
a) cluster sampling
Step-by-step explanation:
In cluster sampling method, each member of a population is assigned to one and only one group.This means clusters are formed through probability method usually a simple random sampling.The participants in the clusters are the only one to be surveyed.
In this example, simple random sampling is used to identify 12 home rooms(cluster) where a group of 20 students (participants) in each room is given the survey.
Answer:
A
Step-by-step explanation:
Since on Friday it snowed 3 4/7 inches and Saturday ir snowed 2/7 inches, subtract the two numbers to find the difference.

The answer is A.