Using the percentage concept, it is found that 25% of 6th graders are involved in the yearbook club.
<h3>What is a percentage?</h3>
The percentage of an amount a over a total amount b is given by a multiplied by 100% and divided by b, that is:

In this problem, 10 out of 10 + 24 + 6 = 40 6th graders are involved in the yearbook club, hence the corresponding percentage is given by:

More can be learned about percentages at brainly.com/question/10491646
15 because you added it Step-by-step explana
Umm im not sure maby do 7x diffrent numbers to find out idk sorry
<h3>
Answer: B, C, A</h3>
Work Shown:
A = |7| = 7
B = -6
C = |-5| = 5
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So, A = 7, B = -6 and C = 5 which arranges to B = -6, C = 5, A = 7.
In other words, the order from least to greatest is B, C, A
Plug in the values for b =

and h =

A =

Simplify....
A =