SOLUTION: which of the foloowing is a proportion? a.2/5=4/25,b.4/6=6/9,c.4/3=6/8,d.5/6=10/18

Algebra ->  Proportions -> SOLUTION: which of the foloowing is a proportion? a.2/5=4/25,b.4/6=6/9,c.4/3=6/8,d.5/6=10/18      Log On


   

Question 326784: which of the foloowing is a proportion? a.2/5=4/25,b.4/6=6/9,c.4/3=6/8,d.5/6=10/18
Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
a.) when multiplied by a form of 1: ex: 2%2F5=4%2F10
in decimal form .40=.16


b.) can reduce to 4%2F6=2%2F3, %282%2F3%29%283%2F3%29=%286%2F9%29
in decimal form .66=.66


c.) when multiplied by a form of 1: ex:4%2F3=8%2F6
in decimal form 1.33=.75


d.) when multiplied by a form of 1: ex:5%2F6=10%2F12
in decimal form .83=.55