A person borrows Tk. 5000 for 2 years at 4% p.a simple interest.He immediately lends it to another person at 614% p.a for 2 years.Find his gain in the transaction per year .
A
Tk. 167.50
B
150
C
Tk. 125
D
Tk. 112.50
Correct Answer: Tk. 112.50
প্রথম ক্ষেত্রে, সরল মুনাফা I1 = Pn1r1 = 5000×2×4100 = 400 ২য় ক্ষেত্রে, সরল মুনাফা I2 = Pn2r2 = 5000×2×254×100 = 625 ∴ 2 বছরে লাভ হয় (625 - 4) টাকা = 225 " ∴ 1 " " " 225÷2 " = 112.50 "