SOLUTION: Lagos engineering company produced 3 brands A,B and C of cement.To determine marketability of the product,some samples were sent out.The result of the survey revealed that 250 cust

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Question 1090197: Lagos engineering company produced 3 brands A,B and C of cement.To determine marketability of the product,some samples were sent out.The result of the survey revealed that 250 customers liked brand A, 240 customers liked brand B,100 liked brand A only, 50 customers liked brand A and B but not C, 250 customers likes A and B but not C,128 likes C but disliked A or B, 65 customers liked A and C but not B and 17 customers liked none of the brands. you are required to determine (Ai)the number that liked all the brands (ii)the number of customer that liked brand B and C only (iii)the number of customers that were interviewed (iv)the percentage of customers interviewed that liked atleast two of the brands (v)the number of customers that liked A or C but not B (B)if the company is willing to introduce only two brands in the market which brand will you recommend.
Answer by ikleyn(52798)   (Show Source): You can put this solution on YOUR website!
.
Please notice that two parts of the condition  CONTRADICT  each other.


These parts are 

    "50 customers liked brand A and B but not C"
and 
    "250 customers likes brand A and B but not C"


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