# Thread: F! Contest - Master-Mind of the DAY: Day 4

1. ## F! Contest - Master-Mind of the DAY: Day 4

This is the Fourth thread for master mind of the day...

Are you planning to become an MBA? Or wanna take the GRE route? Or are you tired of studying and wanna jump into a job straight after your engineering??

Whatever be your interest, one thing is for sure – you are going to come across a lot of ‘aptitude’ questions along your way to realizing your dreams!

More details HERE

Match your wits against one daily puzzler of a question! And who knows if you are the first one to crack it, you might just be the winner of a Rs.100 mobile recharge!!

Here's the Question for DAY 4 of Master mind of the day--

Q1.) You have twelve stones out of which one is made of plastic. There is a difference in their weights. You have a balancing scale at your disposal, this scale only notifies that side which weighs more amongst the two.
What is the minimum number of times you use the scale to find out the plastic stone ?
For the scenario you can only use twelve stones and no other weights, pencil marks on scale & no cutting the stones is allowed.
The plastic stone might not necessarily be lighter than the other stones.

Q2.)
We have 3 glasses X, Y, Z having a mixture of juice and vodka. The concentration of juice in every glass is d1, d2, d3 respectively.
When a part of glass X is replaced with the mixture in glass Y, then concentration of juice in the final mixture is less than d1.
When glass Y & Z are mixed in ratio 1:1, then the quantity of juice in the final mixture is twice than the quantity of juice in the glass Y. Which glass is having the mixture of maximum concentration of juice? Also, which glass is having the mixture of minimum concentration of juice?

Fastest Correct Answer will win FREE Mobile Recharge worth Rs.100!!!

Entries will be accepted till 7PM, 1st Dec. 2011!

2. ## Re: F! Contest - Master-Mind of the DAY: Day 4

3 times
........./............

3. ## Re: F! Contest - Master-Mind of the DAY: Day 4

Question 1: 3 times..

4. ## Re: F! Contest - Master-Mind of the DAY: Day 4

11 times........................

5. ## Re: F! Contest - Master-Mind of the DAY: Day 4

Q2 added for Master Mind of the Day for Day 4

Answer as fast as possible and take home a cool Rs.100 mobile recharge

6. ## Re: F! Contest - Master-Mind of the DAY: Day 4

@Nikhilgupta wins Day 4 of Master-Mind of the Day!!! He takes home a cool Rs.100 Mobile Recharge!!

Here is the correct answer- 3 times

IMP--- Q2 will be carried forward for day 5 of Master Mind of the Day !! as no one answered it..