A mixture is formed by mixing two varieties of wheat P and Q whose quantities are in the ratio 4 : 3. The cost of P exceeds the cost of Q by Rs.7 per kg. The cost of the mixture is Rs.23 per kg. Find the cost of ...Read More
The average score of a batsman in x innings is 36. After another innings of 80, his average increases by 4. Find x + 1...Read More
A student scored an average of 80 marks in 3 subjects: Physics, Chemistry and Mathematics. if his average marks in Physics and Mathematics is 90 and that in Physics and Chemistry is 70, what is the marks in Physics...Read More
Mixing of two or more qualities of things produces a mixture. When two items of different qualities are thus mixed, the quality of the resultant mixture lies in between the qualities of the original constituent items...Read More
Average is a very simple but effective way of representing an entire group by a single value...Read More
We will take the Weighted Average rule discussed in the previous section and rewrite the formula such that the quantity terms come on one side and the price terms come on the other side. If we do this we get the rule ...Read More
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Bank PO
AVERAGES MIXTURES AND ALLIGATIONS
