Level 2 Susan has 63 roses. 13 roses are pink and 23 are red. The rest of the roses are yellow. What fraction of the roses is yellow? Give your answer in its simplest form.
Level 2
Tom has 20 female guppies and 10 male guppies. If he gives away 5 female guppies and 5 male guppies, what fraction of the guppies left are female?
Level 2
Harris sold 8 cats, 5 hamsters and some birds. He sold 7 more birds than hamsters. What fraction of the total number of animals sold were hamsters?