chapter 4 review

 page 146 question #1
a %              #
   100/10      25/10
   10             2.5
b %              #
   100/4        84/4
    25            21
c  %             #
    100/2       98/2
     50           49
d   %            #
     100/2      124/2
     50/2         62/2
     25x3        31x3
     75            93