Question

Write and solve a proportion to answer the question: what number is 45% of 60?

Answer 1

60 *.45 =
`60 * (45)/(100) = (5*12*5*9)/(2*5*5*2) = (6*9)/(2) = (54)/(2) = 27`

Answer 2

proportion

what is 45% of 60
what=45% of 60
60=100%
45%=what
60/100=what/45
3/5=what/45
multiply both sides by 45
27=what

the number is 27