Question

in a village the number of animals is decreasing @ 2½ percent per year if the present number of animal is 6400 then what will be the number of animals after 2 years

Answer 1

Answer:

6084

Step-by-step explanation:

Rate of decrease 2.5 % per year.

Current number = 6400

Reduction in 1st year = 6400 x 2.5% = 160

Animals remains after 1 year = 6400 - 160 = 6240

Reduction in 2nd year = 6240 x 2.5% = 156

Animals remain after 2 years = 6240 - 156 = 6084