Profit and Loss – Verified PYQ Authority Guide
Profit and Loss is treated here as a focused concept hub. The aim is to show exactly how this concept appears across verified PYQs, which formulas or relationships recur in the solved corpus, and which nearby concepts deserve revision next. Every factual learning cue below is drawn from the existing verified, published and approved English PYQ corpus or from its Knowledge Graph relationships; the hub does not invent unsupported technical claims.
PYQ evidence snapshot
60 verified PYQs are currently mapped to this Concept hub. The represented years include 2025. Exam coverage currently includes RRB NTPC Under Graduate Level. Subject context includes Quantitative Aptitude. These values come from live mappings and can expand automatically when new verified PYQs are added.
Most useful verified PYQs to solve first
Start with the actual questions rather than memorising a generic note. The links below are ranked from the mapped corpus using repeat history and editorial quality, while the complete explanation stays on the individual question page.
- In a business, P invests ₹2,00,000 for 8 months, Q invests ₹1,50,000 for 9 months and R invests ₹1,20,000 for some complete months. After a year, out of the profit, R gets…
RRB NTPC Under Graduate Level · 2025
Use the standard Profit and Loss method and simplify; the result matches 80,000. - A shopkeeper buys an article for ₹500 and sells it for ₹575. What is the percentage profit?
RRB NTPC Under Graduate Level · 2025
Use the standard Profit and Loss method and simplify; the result matches 15%. - During a sale, 50% of the goods are sold at 21% profit, 30% of the remaining goods are sold at 43% profit and the still remaining goods are sold at a loss…
RRB NTPC Under Graduate Level · 2025
Use the standard Profit and Loss method and simplify; the result matches 11. - An article is sold at a profit of 32%. If the cost price is increased by ₹20 and the selling price is reduced by ₹42, then the profit would be 27.5%. What…
RRB NTPC Under Graduate Level · 2025
Use the standard Profit and Loss method and simplify; the result matches 1,500. - A man sells a watch at a loss of 10%. Had he increased the selling price by ₹120, the transaction would have resulted in a gain of 5%. Determine the selling price…
RRB NTPC Under Graduate Level · 2025
Use the standard Profit and Loss method and simplify; the result matches ₹720. - A shopkeeper sells a watch at a loss of 10%. If he had sold it for ₹450 more, he would have made a profit of 5%. What is the cost price of…
RRB NTPC Under Graduate Level · 2025
Use the standard Profit and Loss method and simplify; the result matches ₹3,000. - Three friends P, Q, and R start a business by investing in the ratio 2:3:5. If the total profit is ₹10,000, how much more does R receive than P?
RRB NTPC Under Graduate Level · 2025
Use the standard Profit and Loss method and simplify; the result matches ₹3,000. - A vendor uses a 50 g stone in place of a 60 g weight while selling salt. If he sells the salt at the cost price per kilogram, what is his profit…
RRB NTPC Under Graduate Level · 2025
Use the standard Profit and Loss method and simplify; the result matches 20%.
Formula & key-relationship bank from verified solutions
Profit = SP − CP; Profit% = (Profit/CP) × 100
Use these as revision triggers and open the linked PYQ before applying a formula numerically; variable definitions and assumptions belong to the exact solved question.
Core ideas repeatedly reinforced by the solved corpus
- Use the standard Profit and Loss method and simplify; the result matches 80,000.
- Use the standard Profit and Loss method and simplify; the result matches 15%.
- Use the standard Profit and Loss method and simplify; the result matches 11.
- Use the standard Profit and Loss method and simplify; the result matches 1,500.
- Use the standard Profit and Loss method and simplify; the result matches ₹720.
Exam tips already validated in SRO solutions
- Identify the Profit and Loss relationship before calculation and keep units/bases consistent.
Common mistakes to avoid
- Using a shortcut without checking its conditions or using the wrong base/unit.
Topic and concept coverage
Mapped topic labels include Profit, Loss and Discount. The concept trail includes Profit and Loss. Use these labels as a revision map: move from the broad area to the narrow concept, solve a verified PYQ, inspect the detailed reasoning, and then attempt another question from the same cluster.
Knowledge Graph navigation
Continue with Profit and Loss, Profit, Loss and Discount, Arithmetic, Quantitative Aptitude. These are canonical SRO entity links based on the Knowledge Graph and shared question mappings, not keyword-stuffed tag pages.
How to revise this authority page efficiently
- Solve before reading: answer a mapped PYQ first.
- Read the exact explanation: verify the correct principle, formula, distractor logic and common mistake on that question page.
- Move one level in the graph: use the closest concept/sub-topic/topic link rather than opening unrelated content.
- Reattempt: solve another verified PYQ from this hub and check whether the same error repeats.
Quality scope: this page is automatically maintained from SRO’s verified mapped corpus. It enriches one canonical authority URL instead of generating multiple near-duplicate pages for keyword variants. Manual authority articles are never overwritten by the automated engine.