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Maths Puzzle
Q. In a mess for 30 borders , when the number of boarders is increased y 10, the expenses were increased by Rs 40 p.m and average expenditure per head decreased by Rs 2. find the original monthly expenses,
Read Solution (Total 1)
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- let,expenditure per border is X.
now,Total Expenditure 30X.
borders increased by 10 total expenditure (30+10)*(X-2)=40X-80
but total expenditure increased by 40.
now, we can say, 40X-80=30X+40.
then x=12
now,original monthly expenses=30*12=360 Rs. - 11 years agoHelpfull: Yes(1) No(0)
Others Other Question
Q. In a pile of 10 books there are 3 of History, 3 of Hindi, 2 of Maths and 2 of English. Taking from above there is an English book between a History and Maths book, a History book between a Maths and an English book, a Hindi book between an English and a Maths book, a Maths book between two Hindi books, and two Hindi books between a Maths and a History book. Book of which subject is at the sixth position from the top?
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