RRB Technician 2013 Ques 99

Question: The population of a town is 198000. It increases by 7% in the 1st year and decreases by 5% in the 2nd year. What is the population of the town at the end of 2yr?

Options:

A) 211860

B) 201267

C) 222453

D) 198900

Show Answer

Answer:

Correct Answer: B

Solution:

  • After two years, population $ =198000( 1+\frac{7}{100} ),( 1-\frac{5}{100} ) $ $ =198000( \frac{107}{100} ),( \frac{95}{100} )=201267 $