Question

46. In a certain school, 20% of students
are below 8 years of age. The number
of students abovo 8 years of age is 2/3
of the number of students of 8 years
of age which is 48. What is the total
number of students in the school?
(A) 72
(B) 80
(C) 100
(D) 120

Answer 1

Answer:

c

Step-by-step explanation:

Let the number of students be x. Then,

Number of students above 8 years of age = (100 - 20)% of x = 80% of x.

80% of x = 48 + 2 of 48

3

80 x = 80

100

x = 100.