If your looking for basically the definition of ratio it means, lets say we have 2 can of milks, and 3 cans of cookies, if it asks find the ratio of milks first then cans it is 2:3, or if it asks find the ratio of cans of milk to cookies, which is 3:2 or part to whole which means 3+2 or 2+3= 5 is whole and if they say part would be milk then 2:5 or if its cans of cookies to whole its, 3:5. I hope this helps ask me anything that you didn’t understand!
Answer:

Step-by-step explanation:
We are given that







By using the formula



Answer:
(6f+−7)(8f+−9)
=(6f)(8f)+(6f)(−9)+(−7)(8f)+(−7)(−9)
=48f2−54f−56f+63
=48f2−110f+63
Step-by-step explanation:
Answer:
for each dress she used 6/3 of material
=2
then for a curtain =2x4=8 materials
D would be the true statement