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Maths Puzzle
Numerical Ability
the sum of the digits of a two-digit number is 12. if the digits are reversed, the new number is 18 less than the original number. find the original number.
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book Other Question
When a pair of blue jeans is made the leftover denim scraps be recycled to make stationery,pencils,and more denim.One pound of denim is left after making every five pair of jeans.
j(1,7)
k(3,-3)