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Let the present age of Raman and his son be 9x and 5x respectively. => 9x – 5x = 12 ∴ x = 3 Required sum = 14 × 3 + 30 = 72 years
Find the wrong number in the given number series.
22, 28, 30, 45, 73, 128
150, 900, 300, 1800, 600, 3700, 1200
42, 61, 78, 93, 102, 109
Find the wrong number in the given number series.
215, 227, 245, 264, 287, 316
100, 75, 59, 55, 46, 45
6, 22, 76, 314, 1580, 9600
630, 180, 60, 24, 12, 8, 5
Find the wrong term in the given series below.
36, 20, 32, 72, 289, 1302.5
23, 36, 75, 140, 233, 348