Qualification > Queries

maths problem

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holychalice:
square will be no of rows=no of bulbs to make a square
answer 18

18x18=324
19x19=361

spookyjaransh:
that one was easy, but the c part was fr which i had to use hit and trial....

wassup:

--- Quote from: nid404 on November 03, 2009, 04:12:48 pm ---square root of 357 is 18.89....but there can't be fraction of bulbs....In the square number of rows and bulbs will be same...hence u take root...hope u got that... So the answer would be 18...the nearest whole number lesser than the number...it can't be 19 cuz 192>357

--- End quote ---

thanks

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