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W-144,?,S-100, q-81, 0-64I need logic |
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Answer» W-144 ?-? S-100 Q-81 O-64 Notice the difference between letters. S and Q has R in between O and Q has P in between So the letters have one letter difference between them So the ? will be REPLACED by U because T has to be left after S. 100-81 = 19 81-64 = 17 Notice that the numbers have difference of odd numbers and the difference is reducing by 2 from left to right. 19,17,15,13 and so on So, accordingly the previous difference before 19 will be 21 as 21-19=2. So, 100+21 = 121 Now the difference between 144 and 121 should be 23 to fulfill the condition. 144-121 = 23. So, ?-? will be replaced by U and 121. Hope it helps |
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