For every four female students in a training class, there are two men. what is the ratio of female to male students ?

What is the ratio of the length of an object in yards to the length of the same object in miles?

Pls the last one and it has to be like number 6

Margaret is purchasing a house for $210,000 with a 15 year fixed rate mortgage at 4.75% interest she has made a 5% down payment the house is valued at 205,000 and the local tax rate is 3.5% homeowners insurance 600 per year what are her total monthly payment