Answer:
Step-by-step explanation:
Ratios are no different from fractions. They are "comparisons" of 2 or more things. Instead of fraction bars, they use colons to separate 2 different things.
For example:


Now, let's do an example problem.
Ex: find the ratio of 5 cats to every dog.
We are comparing 5 cats to every 1 dog, so the ratio is:

Don't make thing more complicated to yourself, and don't overthink it. They are exactly like fractions. So treat them as such!
Answer:
R= 0.08 i think
Step-by-step explanation:
Well I found the number that you are referring to: (686,293) right?
anyway,I'm assuming that it's talking about the number 8 in the number which would be the Ten Thousands place.
Answer:
40001/20
Step-by-step explanation:
might want to fact check it just in case.
Answer:
45%
Step-by-step explanation:
900/2000 x 100% = 45%
Hope this helps :)