Convert 3.5 yards to feet round answers to the nearest tenth

Is trapezoid abdc the result of a dilation of trapezoid mnpq by a scale factor of ? why or why not? yes, because ab and cd are each the lengths mn and qp. yes, because sides ab and cd are parallel to sides mn and qp. no, because ab is the length mn but cd is the length qp. no, because sides ab and cd have different slopes from sides mn and qp.

Can any one me with the answers to these questions asap?

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth