Who can answer this question for me please

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?

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position