Rational numbers are any numbers that terminate (the decimal ends somewhere)
The only set that does this is D, since

All other sets have these:

None of these terminate (the decimals goes on forever), so the answer is D
Y=m(x)+B is the slope intercept formula
Answer:
C
Step-by-step explanation:
This is because
7:5 =
84:60
You multiply both by 12, and get the ratio 84:60
Hope that helps!