self Maths Puzzle

In a row of 27 girls, when M was shifted by four places towards right she became 13th from the left end. What was her earlier position from the right end?

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self Other Question

A dishonest shopkeeper uses 825 gm weight instead of 1kg and mixes 24% impurities to wheat. Find his gain %. If @ means triple of, # means double of and ^ means half of then value of @^#^@^7 + @#@#^3 is