Find the coordinates of r if q (-1,3)is the midpoint of pr and p has coordinates of (5,6)

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

With finding limits of multi variable !