By multiplying and division
<span>When the order doesn't matter, we would be using the Combination.
While, when the order does matter it is called permutation.</span>
In this case, permutation would be use since there is a
ranking for the albums.
We need to choose and arrange 5 albums out of 20. Hence, the
number of possible ways will be:
<span>5/20 P = 20! Divided by (20 – 5)! = 20 x 19 x 18 x 17 x 16 =
1860480</span>
Answer:
90 degrees
Step-by-step explanation:
It is a right angle
The sqrt(7) part makes it irrational, so the answer is irrational.
Answer:
90%
Step-by-step explanation:
9/10's of the two rectangles are shaded and 9/10 = 90%