Please help with this easy fraction problem <3

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

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

Ineed with number 6 , explain how to get 1978