Quant # 114 | CAT 2021 Solution | Slot 3 | Geometry | Algebra | GeoGebra | Fencing Rectangular Park

This video includes a detailed step-by-step solution to the 4th question of Slot 3 | CAT 2021 | Quant section

00:00 Intro
01:28 Method 1 | Using AM GM
05:22 Method 2 | Using Quadratic
08:45 Final Conclusion

We recommend to 1st attempt these questions. This will help you appreciate the explanation better and note the silly mistakes you might have made while attempting at speed.

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The question for your quick attempt before watching this video:

The cost of fencing a rectangular plot is ₹ 200 per ft along one side, and ₹ 100 per ft along the three other sides. If the area of the rectangular plot is 60000 sq. ft, then the lowest possible cost of fencing all four sides, in INR, is
a) 90000
b) 160000
c) 120000
d) 100000


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CAT Year & Slot wise Playlist
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1. Playlist of individual solution videos for CAT 2022 Slot 1 all Quant Questions:
   • CAT 2022 Quant Slot 1  

2. Playlist of individual solution videos for CAT 2022 Slot 2 all Quant Questions:
   • CAT 2022 Quant Slot 2  

3. Playlist of individual solution videos for CAT 2022 Slot 3 all Quant Questions:
   • CAT 2022 Quant Slot 3  

4. Playlist of individual solution videos for CAT 2021 Slot 1 all Quant Questions:
   • CAT 2021 Quant Slot 1  

CAT Quantitative Aptitude Topic wise Playlist of past CAT & XAT questions:
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1. ALGEBRA Playlist of past CAT and XAT Questions:
   • ALGEBRA  

2. ARITHMETIC Playlist of past CAT and XAT Questions:
   • ARITHMETIC  

3. GEOMETRY Playlist of past CAT and XAT Questions:
   • GEOMETRY  

4. NUMBER THEORY Playlist of past CAT and XAT Questions:
   • NUMBER THEORY  

5. COMBINATORICS Playlist of past CAT and XAT Questions:
   • COMBINATORICS  


About the Edutainers
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Nitin Gupta: 20+ yrs of coaching experience for various MBA entrance exams, Trained & coached 10K+ MBA Aspirants & 500+ MBA Trainers.

Nitin is a software engineer by qualification and an extremely passionate trainer with 20+ years of academic experience. He is one of the best QA/DI faculties available in India. His passion for finding more than one way of teaching a concept/solution, along with his deep empathetic nature, makes him extremely popular among the MBA trainers & student community in India.

Kumar Anshu: 17+ yrs of experience at CXO and Sr. Mgmt. roles at MNCs, Soonicorns, and MSME.

Anshu is an IIT Bombay graduate and passionate edutainer. He has conducted funnovation, corporate theatre, and various productive humor workshops for 5000+ undergraduates, professors, and corporate professionals. His passion for startups and enabling the MSME sector, along with his unique productive humor pedagogy of teaching, makes him one of the few business edutainers who can gel with Zillanials and Top management of MNCs equally.

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