A recent survey found the following distribution for the number of hours a person sleeps per night.
12
Less than 6 hours
6 hours
7 hours
26
30
28
8 hours
More than 8 hours
4
100
Find the probability that the person sleeps at most 8 hours per night.
Enter your answer as a reduced fraction a/b.

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Jo divides a candy bar into eight equal pieces for her children to share she gives three pieces to sam three pieces to leslie and two pieces to margie rose the two month old baby does it doesn't get any what fraction shows how muchw candy each of the four children got. what's the answer to my question

4. a single woman uses an online cash flow calculator which reveals a cash flow of 203. what does this mean?