general Maths Puzzle

An amount of money is to be distributed among A, B and C in the ratio of 6:19:7 respectively. If C gives Rs. 200/- of his share to B, the ratio among A, B and C becomes 3:10:3 respectively .What was the total amount?

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general Other Question

The average score of boys in an examination of a school is 71 and that of girls is 73.The average score of the school in that examination is 71.8.Find the ratio of the number of boys to the number of girls that appeared in the examination. If the sum of the two radii of two circles is 7 cm and the difference of their circumference is 8 cm, then what will be the two circumferences?