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ATQ, Total quantity of mixture = a = 66/0.55 = 120 litres Therefore, quantity of petrol in mixture ‘M’ = (0.75a + 10) = 0.75 × 120 + 10 = 90 + 10 = 100 litres Quantity of Methanol in mixture ‘M’ = 2a = 240 litres Required ratio = 100:240 = 5:12
16, 8, 8, 12, ?, 60
7 12 33 ? 635 3804
...140, 146, 170, 224, ?, 470
37, 57, 82, ?, 147, 187
84, 63, ?, 283.5, 1701
Find the missing character.
12, 25, 51, ?, 207, 415
28, 43, 73, 118, ?, 253
Which of the following number will replace the question mark (?) and complete the given number series?
4, 5, 12, 39, 160, ?