1.

1). 79/812). 81/793). 77/794). None of these

Answer»

Let the 5 consecutive ODD numbers be x, x + 2, x + 4, x + 6 and x + 8

⇒ (x + x + 2 + x + 4 + x + 6 + x + 8)/5 = 81

⇒ 5x + 20 = 405

⇒ 5x = 405 – 20 = 385

⇒ x = 385/5 = 77

∴ The RATIO of second and third numbers = x + 2/x + 4 = 79/81



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