Question

In a class of 30 students, 60% of them do not wear glasses

a) What percentage WEAR glasses?
b)How many students DO NOT wear glasses

Answer 1

Explanation:

60 % of 30 student wear glasses i.e

=60% of 30

=60/100×30

=1800/100

=18

:18 students don't wear glasses

now,

40% wear glasses