HELP ASAP!!! I SUCK AT MATH AND I DON’T understand this!!!

Answer:
Part A:
[tex]\frac{13}{20}[/tex]
Part B:
[tex]\frac{1}{39}[/tex]
Step-by-step explanation:
The total number of candies is 40.
10 + 14 + 4 + 12 = 40
14 are Butterfinger and 12 are Crunch.
14 + 12 = 26
[tex]\frac{26}{40}[/tex]
[tex]\frac{26}{40}=\frac{26/2}{40/2}=\frac{13}{20}[/tex]
[tex]\frac{10}{40} =\frac{10/10}{40/10} =\frac{1}{4}[/tex]
40 - 1 = 39
[tex]\frac{4}{39}[/tex]
[tex]\frac{1}{4}[/tex] × [tex]\frac{4}{39}[/tex]
[tex]\frac{1}{39}[/tex]