I think there are 200 numbers as if we do 1000-800 (10-8 as there are only 2 numbers that can be divided by 5 exactly up to 10) that leaves 200 numbers
Yes because 15+8=23 divide that into a number that could each child have and just make it into equal amounts
B is the right answer for you question
Step 1
Given;
Required; How many ounces of water do 9 bottles hold?
Step 2
To do this we will use the ratio;
Answer;
1 centimeter is equivalent to 10 millimeters. So 15x10=150 millimeters.
Hope this helped! :D