Mixture and Alligation

Quantitative Aptitude (SBI-CL) SBI (Clerical) Exam

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Tea worth Rs.126 per kg and Rs.135 per kg are mixed with a third variety in the ratio 1 : 1 : 2. If the mixture is worth Rs.153 per kg, the price of the third variety per kg will be:

Rs.169.50

Rs.170

Rs.175.50

Rs.180

Explanation:

Assume that the Third Variety of Tea quantity is X.
Then (126*1+135*1+2*x)/(1+1+2)= 153
on solving
261 + 2x = 4x153
2x = 612-261
x=351/2
X= 175.50

By: MIRZA SADDAM HUSSAIN

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