Answer:
40
Step-by-step explanation:
That would be 4 and 5/8. Because you would find the common denominator which would be 8 and then take 2*4 and 2*1 and get 2/8 and then subtract 3 and 2/8 from 7 and 7/8 and get 4 and 5/8. I hope this helps you.
Answer:
yes
Step-by-step explanation:
If you divide one into the other and the answer is 1 then they are of the same ratio.
Answer:

Step-by-step explanation:
All of those numbers are rational, except the square root of 12.