In following questions, one term in number series is incorrect. : Find out the incorrect number 3, 7, 15, 39, 63, 127, 255, 511
Each number in the series is multiplied by 2 and the result increased by 1 to obtain the next number. So, 39 is wrong and should be replaced bu (15 * 2 + 1) i.e. 31.
559 MCQ for effective preparation of the test of Logical Series of Logical Series section.
Read the MCQ statement: In following questions, one term in number series is incorrect. : Find out the incorrect number 3, 7, 15, 39, 63, 127, 255, 511, keenly and apply the method you have learn through the video lessons for Logical Series to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 94-12077.