Answer:
the atomic number
Step-by-step explanation:
the atomic number is the number of protons in the shell
Answer:
2
Step-by-step explanation:
there is 2: 3<u> 1 </u>
4
The fraction of the girls signed up to play outfield is 
<em><u>Solution:</u></em>
Given that Two fifths of the girls in school signed up to play softball
An equal number of girls signed up to play pitcher, infield and outfield
So there are 3 equal groups formed from two fifth
This means that we could divide the 2/5 initial group into 3 equal smaller groups for each play pitcher, infield and outfield
Therefore, fraction of the girls signed up to play outfield is found by dividing
by 3

Thus fraction of the girls signed up to play outfield is 
Answer:
The SAT Math test can be broken down into 4 main content areas: Heart of Algebra, Problem Solving and Data Analysis, Passport to Advanced Math, and Additional Topics.
Step-by-step explanation:
And neither would we. A picture of the shape would help