When every third day and then goes to the gym to exercise on every fifth day gavin go to the gym to exercise what is the first day evan and gavin will be at the gym on the same day

Matteo makes raspberry punch. the table shows how many parts ginger ale and raspberry juice to use for a batch. raspberry punch parts ginger ale 2 parts raspberry juice 3 matteo decides to add one part of raspberry juice. what is the new ratio of ginger ale to raspberry juice?

Aboard 60 in. long is cut two parts so that the longer piece is 5 times the shorter. what are the length of the two pieces?

Can someone me with this? i’m not sure what to put for my equations.