you hav designed a picture that is shaped as a square. the dimensions of your picture  are 6x6in. you want to make it into a poster with dimensions 13x13in. the duplication machine has threes settings, reduce by 75%,enlarge by 140%, or make  copies,factor by 100%. howmany multiple enlargements or reductions will you need to make in order to create a poster that has its sides 13 x 13.  Accurate within five hundredths