Two lots of onions with equal quantity, one costing Tk. 10 per kg and the other costing Tk. 15 per kg are mixed together and whole lot is sold at Tk. 15 per kg . What is the profit or loss?

A 10% loss
B 10 % profit
C 20% loss
D 20% profit

Correct Answer: 20% profit

Let each lot of onion - contain N kg onion, Then total cost price of these two lots together = 10N + 15N = 25N Selling price of whole lot = 15 x (N + N) = 15 x 2N = 30N Profit percentage = [(30N - 25N)/25N] x 100 % = (5/25) x 100% = 20%
Bissoy MCQ
#গণিত #লাভ-ক্ষতি (Profit and loss) #Combined Bank (সমন্বিত ব্যাংক) #Sonali & Janata Bank | Officer (IT)| 04.01.2019

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