AMAL PJ

• Dec 10th, 2015

Software and Hardware are mutually dependent, I found that my electronics devices became more intelligent with the programming. So I became more excited about programming and eager to know about it, a...

naveena

• Aug 11th, 2015

As I am from electronics, I have knowledge on both h/w and s/w. but here is the question why have you choosen it becoz without hard ware their is no software... software is the set of instructions followed by hardware... so I can manage s/w as well as h/w so I have choosen s/w

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In 80 coins 1 coin is counterfeit which is minimum no. of weighings to find out counterfeit coin.

santhakumar.mit

 Profile Answers by santhakumar.mit Questions by santhakumar.mit

• Aug 28th, 2010

80 coins divided as 27 27 and 26 coins..
then 27 is divided as 9 9 9 or 26 is divided as 9 9 8
then 9 is divided as 3 3 3 or 8 as 3 3 2 and
finally 3 as 1 1 1 or 2 as 1 1
so finally minimum number of weighing required 4
This one is correct one

aniket.par

 Profile Answers by aniket.par Questions by aniket.par

• Dec 20th, 2009

80 coins divided as 27,27 and 26 coins..then 27 is divided as 9,9,9 or 26 is divided as 9,9,8then 9 is divided as 3,3,3 or 8 as 3,3,2and finally 3 as 1,1,1 or 2 as 1,1so finally minimum number of weighing required= 4 

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A sporting goods store ordered an equal number of white and yellow balls.The tennis ball company delivered 45 extra white balls,making the ratio of white balls to yellow balls 1/5 :1/6how many white balls did the store originally order for?a)450 b)270 c)225 d)none of these

anilkumar_cse

 Profile Answers by anilkumar_cse Questions by anilkumar_cse

• Apr 1st, 2010

Given ratio is of white and yellow balls and it is 1/5:1/6.=> 6:5=> Therefore the total balls are in 11 parts.=> so the total balls delivered must be divided by 11.=> From the answers 450 + 45 is divided by 11, so the answer is a=>450

milindnsec

 Profile Answers by milindnsec Questions by milindnsec

• Dec 30th, 2009

Let there is x no of each ball, when 45 white ball is added total number of white ball = x+45 now accordingly               x+45x=...

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