Solved IB ACIO Question
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Q · Arithmetical Reasoningmedium · 45s
A shopkeeper sold an article at Rs. 288 after giving a discount of 10% on the marked price. He still made a profit of 20% on the cost price. Find the cost price of the article.
TopicArithmetical Reasoning
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.25
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained - no skipped algebra.
Let the cost price = x
Profit = 20% ⇒ Selling Price (SP) = 1.2x
Also, SP = Rs. 288So, 1.2x = 288x = 288 / 1.2x = 240
Final Answer: Option D - Rs. 240