The Puzzler – Week 28

Welcome to The Puzzler. Every week, there are 2 new puzzles related to my passion: math, logic, and thinking. The first puzzle will be The Puzzler Quik, meant for those who crave something fun-sized. The second puzzle will be The Puzzler Think, meant for those who love to ponder. The answers will be posted in next week’s column. Don’t forget to submit your answer for a potential shout-out in the next edition of the Puzzler.
 
 

Puzzler Quik

How many odd 3 digit palindromes are there?

Puzzled?

How many choices do you have for the first and the second digit?

Multiply your answers from the previous hint.

Puzzler Think

You have two jars, 50 red marbles and 50 blue marbles. You need to place all the marbles into the jars such that when you blindly pick one marble out of one jar, you maximize the chances that it will be red. When picking, you’ll first randomly pick a jar, and then randomly pick a marble out of that jar. You can arrange the marbles however you like, but each marble must be in a jar. What is the best possible arrangement?

Puzzled?

There is no way to make the answer 100%

Can you make it so that at least one box will have a 100% chance of giving a red marble if picked?

Last Week's Puzzler Quik

Naisha from Frisco, Texas was the winner of this shout-out.

We observe that every tile is the sum of the two tiles below it. Thus, the answer is 18+19=37.

Last Week's Puzzler Think

This week’s shout out goes to Abhinav from Sunnyvale, California! Kudos to him for solving the problem!

I could have written an explanation… but the only thing better than reading is watching a video! Here is a video that solves the Infinite Square Root Riddle!

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