# Cse Blog - Quant, Math, Computer Science Puzzles Blog

pratikpoddarcse.blogspot.com
Quant, Math & Computer Science Puzzles for Interview Preparation & Brain TeasingA collection of ~225 Puzzles with Solutions (classified by difficulty and topic)

## Fraction Brainteaser

2017-12-15 03:08
Source:Sent to me by Gaurav Sinha Problem:Siddhant writes a Maths test and correctly answers 5 out of 6 Arithmetic questions and 20 out of 28 Geometry questions. In total, Siddhant s… Read More

2017-03-09 13:48
Source: Alok Goyal (Stellaris VP, Ex-Helion VC) puzzle blogProblem: A fast food restaurant sells dimsums in boxes of 7 and 3. What’s the greatest number of dimsums a person cannot buy… Read More

## Law Of Large Numbers Failed

2016-07-27 13:33
Problem:There are two maternity hospitals in a town with 50 and 500 beds. Given full occupancy on a particular day, which of these hospitals is more likely to have equal no of boys and girls… Read More

2016-06-29 19:27
Source: Alok Goyal (Stellaris VP) puzzle blogProblem: This is another famous puzzle in the Martin Gardner collection, and variations of this puzzle exist in different “sizes”. Th… Read More

## Soldiers In A Line

2015-09-13 18:03
Source: Alok Goyal's Puzzle PageProblem: In a line up of 10 soldiers, what is the least number of soldiers that can be picked in order of either ascending or descending heights? Assume… Read More

2015-04-15 18:01
Source: Sent to me by Prateek Chandra Jha (IIT Bombay)Problem: This problem is inspired by the Cheryl's Birthday Puzzle (FB Post, Guardian Link). Paul, Sam and Dean are assigned the task of… Read More

## Dividing Pizza With A Clock

2015-03-06 05:47
Source: Alok Goyal Puzzle Page ( http://alokgoyal1971.com/ ) . Alok is ex-IIT Delhi, Partner at Helion VC Problem:Part I (Easy): Using a clock, divide a pizza among 12 peoplePart II (Diff… Read More

## Buying In Rocket Ships And Selling In Fire Sale

2015-02-18 13:11
Source: Asked to me by Ankush Jain (CSE IITB 2011, Morgan Stanley Quant Associate). He took it from Algorithms Design book by Tardos and Kleinberg Problem: Easy case: You’re tryi… Read More

## Box In Box Problem

2015-01-23 10:31
Source: Sent to me by Sudeep KamathProblem:Airline check-in baggage has size restriction by ​so-called ​linear dimension: length + breadth + height should not exceed 62 inches. P… Read More

## Fibonacci Multiple Puzzle

2015-01-21 10:30
Source: Mailed to me by Kushagra Singhal, Ex-IIT Kanpur, PhD Student at University of Illinois at Urbana-ChampaignProblem: Prove that for any positive K and a natural number n, every (n*K)t… Read More

# Share the post

CSE Blog - quant, math, computer science puzzles

×