Answer:

Step-by-step explanation:

When bases are same for exponents and it is multiplication, then add the exponents.


Answer:
1/6
Step-by-step explanation:
5/6 and 4/6 have the same common denominator so you dont have to mess with the bottom numbers. all you will do is subtract 5-4=1. now you have 1/6
Answer:
D.
Step-by-step explanation:
It would be best to first make sure the line follows the direction of the dots; immediately eliminating B & C.
Then you want to make sure that the estimated line is in the middle and near all of the dots in some way; leaving the final answer, D.
Answer:
any options ???
Step-by-step explanation:
<h3>
Answer: 7/19</h3>
Explanation:
There are 7 blue marbles out of 4+7+8 = 11+8 = 19 total
The probability of selecting blue is therefore 7/19
We cannot reduce 7/19 any further because 7 and 19 have no common factors other than 1.