Question

the number of illiterate persons in a country decreased from 150 lacs to 100 lacs in 10 years what is the percentage of decrease

Answer 1

May it helps you.......

Answer 2

Answer:

The percentage of decrease is 33.33%.

Step-by-step explanation:

Given : The number of illiterate persons in a country decreased from 150 lacs to 100 lacs in 10 years.

To find : What is the percentage of decrease ?

Solution :

The original count is 150 lacs.

The new count is 100 lacs.

The decreasing percentage is given by,

$\text{Decrease percentage} =\dfrac{\text{Original count-New count}}{\text{Original count}}\times 100$

$\text{Decrease percentage} =\dfrac{150-100}{150}\times 100$

$\text{Decrease percentage} =\dfrac{50}{150}\times 100$

$\text{Decrease percentage} =33.33\%$

Therefore, the percentage of decrease is 33.33%.