If (1 xx 2 + 2 xx 3 + 3 xx 4 + 4 xx 5+ …...

If `(1 xx 2 + 2 xx 3 + 3 xx 4 + 4 xx 5+ … upto n terms)` /`(1 + 2 + 3 + 4 + ………………….. upto n terms)`= `100 / 3`, find n

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The correct Answer is:

48

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