In a set of pencils, 65% have red color rings,55% have green color rings,while 25% have both. THe pencils containing rings of neither red nor green are 45. the total number of pencils in the set :
A) 900
B) 1200
C) 1225
D) 1500

Question

In a set of pencils, 65% have red color rings,55% have green color rings,while 25% have both. THe pencils containing rings of neither red nor green are 45. the total number of pencils in the set :
A) 900
B) 1200
C) 1225
D) 1500

ganpat · Answer

say u have x number of pencils.. 

0.65x = red
0.55x =red
0.25x = both (red & green) 
45 = neither

since we have 45 neither..
so, red + green + both = (x-45)

anything u can get from this.. i guess this is wrong :(

waleed_imtiaz · Answer

ganpat please help me out.. I need some more explanation.....

ganpat · Answer

@waterineyes , @ganeshie8 , @mukushla , guys, can anyone help..

ganpat · Answer

lets try something from this Venn diagram..

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