Pls help me, I don't get it

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

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not