This video is the third part of our videos series on Kerala PSC Profit and Loss Tricks Maths Questions.
Just like the previous part of the videos, the topic is being explained by our Maths faculty Mr. Sreekanth.
You find the first part of the video in this link
https://youtu.be/JgNe5XYUnRk and the second part in the link provided here https://youtu.be/dMcLN0_TifI
In the video our faculty explains the topic in detail with the previously asked questions by Kerala Public Service Commission.
Provided below are the questions being discussed on Profit and Loss and watch the video to find detailed answers to the questions.
1. A shop-keeper has bought a certain number of articles for Rs. 5000. If he sells 3/5th part of the articles at a profit of 10%, then at what rate he should sell the remaining articles to get 20% profit on the whole transaction?
2. A shop-keeper has bought a certain number of articles for Rs. 5520. If he sells 5/7th part of the articles at a profit of 14%, then at what rate he should sell the remaining articles to get 18% profit on the whole transaction?
3. A shop-keeper has bought a certain number of articles for Rs. 4800. If he sells 2/5th part of the articles at a profit of 25%, then at what rate he should sell the remaining articles to get 19% profit on the whole transaction?
A shop-keeper has bought a certain number of articles for Rs. 8000. If he sells 1/4th part of the articles at a loss of 20%, then at what rate he should sell the remaining articles to get 10% profit on the whole transaction?