Question

the number of illiterate persons in a country decreased from 100 lakhs to 15 lakhs in 10 years.what is the percentage of decrease?​

Answer 1

Answer: 85%

Step-by-step explanation:

total illiterate before 10 years = 100 lacs

illiterate after 10 years = 15 lacs

decrease = 100lacs - 15lacs = 85lacs

x/100*100=85(100 and 100 get cancelled)

x = 85%

Answer 2

Answer:

85%

Step-by-step explanation:

the total no. of person = 100 lakhs

after 10 years the no. of person = 15 lakhs

percentage of decreasing = 100-15=85 lakhs

8500000*100/10000000=85