# The difference of interest for 2 years and 3 years on a sum of ₹2100 at 8% per annum is _________. Fill in the blanks to make the statement true.

**Solution:**

The difference of interest for 2 years and 3 years on a sum of ₹2100 at 8% per annum is _________.

We have to fill in the blanks to make the statement true.

__Interest__ = P × R × T/100

Given, P = ₹2100

R = 8%

For 2 years, I = 2100 × 8 × 2/100

= 21 × 16

= ₹336

For 3 years, I = 2100 × 8 × 3/100

= 21 × 24

= ₹504

Difference of interest = 504 - 336

= ₹168

Therefore, the required value is ₹168.

**✦ Try This: **The difference of interest for 4 years and 5 years on a sum of ₹2800 at 5% per annum is _________. Fill in the blanks to make the statement true.

**☛ Also Check: **NCERT Solutions for Class 7 Maths Chapter 8

**NCERT Exemplar Class 7 Maths Chapter 7 Problem 53**

## The difference of interest for 2 years and 3 years on a sum of ₹2100 at 8% per annum is _________. Fill in the blanks to make the statement true

**Summary:**

The difference of interest for 2 years and 3 years on a sum of ₹2100 at 8% per annum is ₹168.

**☛ Related Questions:**

- To convert a fraction into a percent, we _________ it by 100. Fill in the blanks to make the stateme . . . .
- To convert a decimal into a percent, we shift the decimal point two places to the _________. Fill in . . . .
- The _________ of interest on a sum of ₹2000 at the rate of 6% per annum for 1 1/2 years and 2 years . . . .

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