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In triangleABC, if the points P, Q, R di...

In `triangleABC,` if the points P, Q, R divides the sides BC, CA, AB in the ratio 1:4, 3:2, 3:7 respectively and the point S divides side AB in the ratio 1:3, then `(overline(AP)+overline(BQ)+overline(CR)):(overline(CS))`=

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