Question

The population of a town was 160000 three years ago. If it had increased by 3%, 2.5% and 5% in the last three years, find its present population.

• A. $167366$
• B. $177466$
• C. $177366$
• D. $177365$

Answer 1

The correct option is C $177366$

population of a town $=160000$(three years ago) ,

increased by $3\%$ , $2.5\%$ and $5\%$
Present population$=$population(three years ago)$\times 1.03\times 1.025\times 1.05$
$P_P=160000\times 1.03\times 1.025\times 1.05$

$=177366$
Answer (C) 177366