Question

In a certain school, 20% of students are below 8 years of
age. The number of students above 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?​

Answer 1

Answer:

let the total number of students be x.

Given that 20% of students are below 8 years of age.

Then the number of students above or equal the 8 years of age =80% of x⟶(1)

Given that number of students of 8 years of age =48⟶(2)

Given that number of students above 8 years of age =

3

2

of number of students of 8 years of age.

⟹ NUmber of students above of age 8=

3

2

×48=32⟶(3)

From equation (1), equation (2) and equation (3)

80% of x =48+32=80

⟹

100

80x

=80

x=100

Step-by-step explanation:

have a nice day ...gn

Answer 2

Answer:

100

Step-by-step explanation:

ANSWER

let the total number of students be x.

Given that 20% of students are below 8 years of age.

Then the number of students above or equal the 8 years of age =80% of x⟶(1)

Given that number of students of 8 years of age =48⟶(2)

Given that number of students above 8 years of age =

3

2

of number of students of 8 years of age.

⟹ NUmber of students above of age 8=

3

2

×48=32⟶(3)

From equation (1), equation (2) and equation (3)

80% of x =48+32=80

⟹

100

80x

=80

x=100