2/5 of the instruments in the marching band are brass,1/3 are percussion and themarc woodwinds. which fraction of the bans is woodwinds?

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

Find the solution of this system of equation -7x+y=-20 9x-3y=36