Can somebody me with a math question? ?

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

To make a monster appear large in a movie, a human actor wore a costume and walked through a scale model of a city. the scale used was 1 inch = 15 feet. the actor is 60 inches tall. how tall does the monster appear in the movie? question 5 options: 720 feet 75 feet 4 feet 900 feet

If angle 2=3x +1 and angle 3=2x +4what is angle 2