Answer:
360,000÷100/ 360,000÷900 = 9
In this case you would set it up as

(180 represents the degree of the triangle)
Add up like terms

Subtract 130 to the other side (180-130)

Divide 10 to the other side ( 50/10)
.

Hope this was clear :)
Answer:
it is 6!/8!
because you take the first and second place you take it as a whole team, and divided by all the cases
28. 20 cookies= 6 ounces
?=15 ounces
(20*15)/6 = 300/6 = 50 cookies