Can you show us the problem? What area model?
In the science class,
there are 3 girls and 1 boy (grade 7)
and 5 girls and 5 boys (grade 8)
There is a total of 14 pupils being 8 girls and 6 boys
The probability of choosing a boy will be

Which can be simplified into

by
dividing 2 from the numerator as well as the denominator.
Answer:
1- G
2- C
3- G
4- A
Step-by-step explanation:
choose has brainlist
20 and -1: they add into 19 and since a negative times a positive is a negative they multiply to -20