John sold 6 dogs, 3 cats and some guinea pigs. He sold 3 more guinea pigs than cats. What fraction of the total number of animals sold were cats?
Number of guinea pigs sold
= 3 + 3
= 6
Total number of animals sold
= 6 + 3 + 6
= 15
Fraction of animals sold that were cats
=
315=
15
Answer(s):
15 
