Simplify the following monomials pls

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.