15. Identify the unit rate shown in the graph.

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Can someone check if i did this correct. it’s number 4 if you’re wondering.