Answer:
boys:girls:teachers
5 : 4 :1
Step-by-step explanation:
75 boys, 60 girls and 15 teachers
75 : 60 :15
Divide each term by 15
75 /15 : 60/15 :15/15
25 lol
8
a
bbbb
Answer: -70
Step-by-step explanation: 2-3^2x4x2