Question

The students in a class have a total mass of 1717 kg.If the average mass per student is 50 and a half kg,find the number of students in the class.

Answer 1

$\huge\bf{ \underline{Question}}$

• The students In a class have a total mass of 1717 kg if the average marks per student is 50 and a half kg . Find the number of students in the class ?

$\huge\bf{ \underline{Answer}}$

• 34 Students

$\huge\bf{ \underline{Solution}}$

$\sf{No.\:of\:students\:=\:\dfrac{Total\:Mass}{Mass\:of\:per\:student}}$

${}$

$\sf{No.\:of\:students\:=\:\dfrac{1717}{50.5}}$

${}$

$\sf{No.\:of\:students\:=\:\dfrac{17170}{505}}$

${}$

$\sf{No.\:of\:students\:=\:\dfrac{\cancel{17170}}{\cancel{505}}}$

${}$

$\sf{No.\:of\:students\:=\:34}$

Answer 2

Given :

• The students in a class have a total mass of 1717 kg.

• The average mass per student is 50 and a half kg.

To find :

• The number of students in the class =?

Step-by-step explanation :

It is Given that,

The average mass per student is 50 and a half kg,

It means, 50.5 kg

Now,

The students in a class have a total mass of 1717 kg. [Given]

So,

The number of students in the class = the students have total mass/the students have average mass.

Substituting the values, we get,

= 1717/50.5

= 34.

Therefore, The number of students in the class = 34 students.