Question
Three number series 'I', 'II' and 'III' are given
below. Series 'I', and 'III' contain a missing term each namely 'P' and 'R', respectively, whereas series 'II' has an odd one out term (wrong number) namely 'Q'. I. 118, 145, 209, 334, P, 893 II. 537, 585, 634, 685, 738, 793 III. 12, 30, 90, R, 1260, 5670 Find the relation between 'P', 'R' and 'Q'Solution
Series I: 118 + 33Â = 145 145 + 43Â = 209 209 + 53Â = 334 334 + 63Â = 550 550 + 73Â = 893 'P' = 550 Series II: 232Â + 9 = 538 242Â + 9 = 585 252Â + 9 = 634 262Â + 9 = 685 272Â + 9 = 738 282Â + 9 = 793 'Q' = 537 Series III: 12 x 2.5 = 30 30 x 3 = 90 90 x 3.5 = 315 315 x 4 = 1260 1260 x 4.5 = 5670 'R' = 315 550 > 315 < 537 Hence, option c.
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