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Algebra

100 people go for watching a movie. Out of those 50 were having ₹50 notes and the rest were having ₹hundred notes. Each ticket costs ₹50 and the cashier initially had ₹0 balance. In how many ways they can pay to the cashier so that no change is required?

Profile image of Daksh Sethi
8 Years agoGrade
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1 Answer

Profile image of Abhinav Gupta
8 Years ago
My answer is 26.Firstly pay 50 notes of hundred and 0 notes of fifty, secondly pay 49 notes of hundred and 2 notes of fifty, keep reducing 1 note of hundred and adding 2 notes of fifty, until all notes of 50 get used up....