1.  Which is the correct way to write a ratio for 8 and 12? 
a.   8 to 12 
b.   8:12 
c.   8/12 
d.   ALL OF THE ABOVE




2.  1/X=3/12 
a.   X=9 
b.   X=3 
c.   X=4 
d.   X=6




3.  12/X=2/5 
a.   X=30 
b.   X=60 
c.   X=24 
d.   X=7




4.  x/40=5/100 
a.   x=90 
b.   x=400 
c.   x=2 
d.   x=9




5.  A team of scientists capture, tag, and realease 50 deer in a particular national forest. One week later, they capture another 50 deer, and two of the deer are ones that were tagged previously. What is the approximate deer population in the forest? 
a.   x=1,250 
b.   x=50 
c.   x=100 
d.   x=102




6.  x/5=9/15 
a.   x=6 
b.   x=3 
c.   x=45 
d.   x=1




7.  5/15=8/x 
a.   x=12 
b.   x=3 
c.   x=24 
d.   x=2




8.  Out of 248 6th graders, 112 are boys. What is the ratio of boys to the total amount of sixth graders?

a.   112:248 
b.   248:112 
c.   3:48 
d.   none of the above




9.  2/5=x/20 
a.   x=25 
b.   x=50 
c.   x=10 
d.   x=8





10.  5/6=10/x

a.   x=2 
b.   x=5 
c.   x=60 
d.   x=12




11.  What is the ratio equal to 7/14? 
a.   3/4 
b.   9/5 
c.   0/7 
d.   10/20





12.  Tina has 112 marbles in a bag and decides to distribute them to Jason and Xavier using a ratio of 3:5. How many marbles will each recipient end up with? 
a.   Jason will have 42 marbles and Xavier will have 70 marbles 
b.   Jason will have 70 marbles and Xavier will have 42 marbles 
c.   Jason and Xavier will have the same number of marbles 
d.   None of the above



