A shopkeeper purchased 70 kg of potatoes for Tk. 420 and sold the whole lot at the rate of Tk. 6.50 per kg. .what will be his gains percent?
A shopkeeper purchased 70 kg of potatoes for Tk. 420 and sold the whole lot at the rate of Tk. 6.50 per kg. .what will be his gains percent? Correct Answer 813%
"ক্রয়মূল্য 420 টাকা বিক্রয়মূল্য 70 × 6.50 = 455 টাকা এখন, লাভ (455 – 420) বা 35 টাকা ∴ লাভের হার 35420 × 100% = 8.3% বা 813%