A man invested a portion of TK 4800 at a profit of 5% and remained at 4%. At the end of the year, he earned a profit of TK 204. How much did he invest at 5%?

A man invested a portion of TK 4800 at a profit of 5% and remained at 4%. At the end of the year, he earned a profit of TK 204. How much did he invest at 5%?

A 1300

B 1400

C 1500

D 1200

E None of this

Solution

Correct Answer: Option D

x*5/100*1+(4800-x)*4/100*1=204
=>x=1200