Select the option that is related to the third number in the same way as the second number is related to the first number. 23 : 110 :: 17 : ?

70 85 90 80

80

23 : 110 :: 17 : ? The logic followed here is : AS we know 23 × 5 - 5 115 - 5 = 110 Similarly 17  × 5 - 5 85 - 5 = 80