Question
The combined Average marks of Boys and girls of a class
is 66 and the ratio of number of boys and girls is 3:1 and the average marks of the boys is 68. Find the average marks of the girls?Solution
Ratio = 3:1 (66-x)/2 = 3/1 66 – x = 6 x = 60
Consider the following statements:
1. Alluvial soil is rich in chemical properties and is capable of yielding Rabi and Kharif crops.
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