It cost a bike manufacturer $80 to make a bike. Mike buys a bike from the manufacturer for $128. find the percent increase

i can't read the graph

step-by-step explanation:

maya’s expression will generate the wrong sum because she violated the commutative property.

step-by-step explanation:

h * s * a

h = history teacher

s = science teacher

a =   art teacher.

i see no data table, but just multiply the number of history teachers, science teachers, and art teachers.