total balls are z, the number of red balls is n and the remaining are blak balls,then the % of black balls equal to ?

0 Answers   TATA,

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10 years ago, the average age of a family of 4 members was 24 years. Tow children having been born (with age difference of 2 years), the present average age of the family is the same. The present age of the youngest child is:

2 Answers   SSC,

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hi friends...m doing finaliar petrochemical eng...m going to attend HPCL written n feb..i hav searched lot for tat placement paper..i cant get t..if u people knew abt tat..if u help me i l never forget u...pls..

1 Answers   HPCL,

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Jack & Jill went to the hill....In going to hill (upword Direction)...Jack went to the hill first nd waited for Jill for "x" hours.. Jack's speed was then twice of Jill.. In the down word direction Jill can go 3km in a hour, while Jack can go 1km in 1 hour.. Jill reach the ground 1st nd waited for Jack for "x" hours.. Total journey they traveled is 6 km.. Find the speed of Jack...

5 Answers   CTS,

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1. There are two boxes, one containing 10 red balls and the other containing 10 green balls. You are allowed to move the balls between the boxes so that when you choose a box at random and a ball at random from the chosen box, the probability of getting a red ball is maximized. This maximum probability is

1 Answers  

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which one is different in below numbers? 352,792,462,583,475

10 Answers   APPSC, HDFC,

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if 30 men completes a job in 15 days working 9 hrs per day..how much hours per day should 40 men work ?? a ) 35 b)7 1/2 c)30 d) none

8 Answers   Accenture,

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If x and x+10 are lengths containing right angle, what is the equation if area is 24 sq.cm

0 Answers   Caritor Solutions,

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where is genarak driving aptitude

0 Answers  

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Starting from point A, Jayant walked 15m towards west. He turned left and walked 20 m. He then turned left and walked 15m. After this he turned right and walked 12m. in which direction is Jayant from X and how far has he walked from point X?

0 Answers   Canara Bank,

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Number Series 10,2,8,2,6,2,?

11 Answers   TCS,

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There N stations on a railroad. After adding X stations on the rail route 46 additional tickets have to be printed. Find N and X.

1 Answers   Infosys,

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