Answer:
This will help you answer the question
The most important thing to remember when writing a proportion is to keep the units the same in both ratios. You know the fractions are equivalent because each shows the ratio of girls to boys in the class. The first fraction shows the known ratio of girls to boys.
Answer:
15 teachers
Step-by-step explanation:
Given:
number of children is c
number of teachers is t
= 
(rearrange)
t = 
x C
When C = 70,
t = x 70
t = 15 teachers
Answer:
8
Explanation:
Too lazy to type it all
Answer:
Step-by-step explanation:
Easy. I got it right.
Answer:
it is a quadratic. (x-100)(x+1) answers are x=100 x=-1
I have no idea what you want
Step-by-step explanation:
