In the pupils,
12 of the pupils like snakes,
110 of the pupils like guinea pigs and the rest like cats
- What fraction of the pupils like cats?
- Given that 7 more pupils like snakes than cats, find the number of pupils in the class.
(a)
Fraction of the pupils that like snakes and guinea pigs
=
12 +
110=
510 +
110=
610=
35Fraction of the pupils that liked cats
= 1 -
35=
55 -
35=
25(b)
Difference between the fraction of the pupils that like snakes and fraction of the pupils that like cats
=
12 -
25=
510 -
410=
110Total number of pupils = 10 u
Number of pupils that like snakes more than cats = 1 u
1 u = 7
Total number of pupils
= 10 u
= 10 x 7
= 70
Answer(s): (a)
25; (b) 70