In the pupils,
12 of the pupils like guinea pigs,
16 of the pupils like dogs and the rest like geckos
- What fraction of the pupils like geckos?
- Given that 7 more pupils like guinea pigs than geckos, find the number of pupils in the class.
(a)
Fraction of the pupils that like guinea pigs and dogs
=
12 +
16=
36 +
16=
46=
23Fraction of the pupils that liked geckos
= 1 -
23=
33 -
23=
13(b)
Difference between the fraction of the pupils that like guinea pigs and fraction of the pupils that like geckos
=
12 -
13=
36 -
26=
16Total number of pupils = 6 u
Number of pupils that like guinea pigs more than geckos = 1 u
1 u = 7
Total number of pupils
= 6 u
= 6 x 7
= 42
Answer(s): (a)
13; (b) 42
