Question
Four number-pairs have been given, out of which, three
are alike in some manner and one is different. Select the number-pair that is different.Solution
The logic followed here is: From the left end, First number = Second number X 1.5 36 – 24 → 24 x 1.5 = 36 63 – 42 → 42 x 1.5 = 63 24 – 16 → 16 x 1.5 = 24 51 – 34 → 34 x 1.5 = 51
The sum of three consecutive odd natural numbers each divisible by 3 is 81. Which number is the largest number among the three numbers?
What is the ratio of the sum of the squares of the first 8 natural numbers to the sum of the first 12 odd natural numbers?
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