Compound Interest Practice Test 2

Question : 23 of 40

Marks: +1, -0

Find the bacteria count in a bowl of curd after 3 hrs if it grows at 20% per hour if the original count of bacteria in a bowl was 800.

Solution:

Bacteria count after 3 hours

=800(1+20/100)^3

=800×6/5×6/5×6/5=1382.4

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