How much money you had when you started?

When you enter in 1st door, you spend Rs 5 & remaining money will double. Again you spend Rs 5 2 times in next door then remaining money gets doubled. Again spend 5 Rs 2 times in next door & remaining money doubled then finally you spend Rs 5 in next door and you now have 0.

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Rs 13.125

(((x-5)*2-5*2)*2-5*2)*2-5=0
x=13.125 Rs

answer Jul 27, 2018 by Hanifa Mammadov

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How much money you had when you started?

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