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Maths Puzzle
Numerical Ability
what number should be added to 459045 to make it divisible by 27
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Book Other Question
in mixture of 45 litres the ratio of milk to water is 13:2. how much water must be added to the mixture to make the ratio of milk to water 3:1
the last digit of A is same as the last digit of its square how many such numbers exist from 0 to 90