We know that ratios can be shown with both fractions and colons.
20:705
or

It also looks like we can simplify this by dividing by 5.
20/5 = 4
705/5 = 141.
This means that for every 4 teachers, there are 141 students.
The ratio for teachers to students is:
4 : 141
Answer:
19
Step-by-step explanation:
you begin with the innermost parentheses, which is 9-6
9-6=3
you then move to the brackets, which has the 2 and tour answer from before, 3. You multiply 2 and 3 and get 6. You then add the 6 plus the 13 on the outside.
13+6=19
Answer:
2sin^2(3x)
Step-by-step explanation:
Answer:
16
Step-by-step explanation:

Multiplication and division are priority to addition and subtraction
Brainliest please