The number of illiterate persons in a country decreased from 150 lakhsto 100 lakhs in 10 years. What is the percentage of decrease?

The number of illiterate persons in a country decreased from 150 lakhs to 100 lakhs in 10 years. What is the percentage of decrease?

The number of illiterate persons in a country decreased from 150 lakhs to 100 lakhs in 10 years.What is the percentage of decrease?

A number is decreased by 10% and the resulting number is again decreased by 20%. What is the final percentage of decrease?

Last year the cost of 1000 articles was ₹5000. This year it goes down to ₹4000. What is the percentage of decrease in price?

In an NGO the daily average wages of 20 illiterate employees is decreased from ₹25 to ₹10 thus the average salary of all the literate and illiterate employees is decreased by ₹10 per day . The number of educated employees working in NGO is :

The kinetic enregy of a body decreases by 19% .What is the percentage decrease in mementum?

Last year the cost of 1000 articles was ₹ 5000. This year it goes down to ₹4000. What is the percentage of decrease in price ?