# Comparing Quantities Chapter 8 Class 7 Maths NCERT Textbook PDF

NCERT Solutions for Class 7 Maths Chapter 8 PDF Quick download link is given at the bottom of this article. You can see the PDF demo, size of the PDF, page numbers, and direct download Free PDF of ‘Ncert Class 7 Maths Chapter 8 Exercise Solution’ using the download button.

### Chapter 8: Comparing Quantities

#### 8.2 EQUIVALENT RATIOS

Different ratios can also be compared with each other to know whether they are equivalent
or not.

To do this, we need to write the ratios in the form of fractions and then compare
them by converting them to like fractions. If these like fractions are equal, we say the given
ratios are equivalent

#### 8.3.2 Converting Fractional Numbers to Percentage

Fractional numbers can have different denominators. To compare fractional numbers, we need a common denominator and we have seen that it is more convenient to compare if our denominator is 100.

That is, we are converting the fractions to Percentages. Let us try converting different fractional numbers to Percentages.

### NCERT Solutions Class 7 Maths Chapter 8 Comparing Quantities

Q2. In a computer lab, there are 3 computers for every 6 students. How many
computers will be needed for 24 students?

Solution:
For 6 students, 3 computers needed
So,for onestudent,computers needed = 3/6
= 1/2
And,for 24studentsnumber of computersrequired = 24 * 1/2
= 12 computers

NCERT Class 7 Maths Textbook Chapter 8 With Solution PDF Free Download