SOLUTION: A number is divided into two parts in the ratio 7:4, If the larger part is 21, find the number.

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Question 91898: A number is divided into two parts in the ratio 7:4, If the larger part is 21, find the number.
Answer by mathispowerful(115) About Me  (Show Source):
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A number is divided into two parts in the ratio 7:4, If the larger part is 21, find the number.
the whole thing can be represented by 11
so 7%2F11+=+21%2Fx
solve for x, x+=+21%2A11%2F7+=+33
so the answer is 33.