Question
Select the option that is related to fifth number in the
same way as the second number is related to the first number and the fourth number is related to the third number. 74: 195 :: 59: 255 :: 34: ?Solution
The logic followed here is second and fourth number is obtained by adding the square of the sum of digits given in first and third number respectively. 74: 195 → 74 + (7 + 4)² = 74 + 121 = 195. 59: 255 → 59 + (5 + 9)² = 59 + 196 = 255. 34: 83 → 34 + (3 + 4)² = 34 + 49 = 83.
The refractive index of water and turpentine oil are 1.33 and 1.47, respectively. A ray of light travels from
turpentine oil to water. The re...
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