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11:121: 110 :: 15 : 225: 210::?...

11:121: 110 :: 15 : 225: 210::?

A

`9 : 81 : 70 `

B

`19 : 361 : 342 `

C

`17 : 288 : 272`

D

`16 : 255 :239`

Text Solution

Verified by Experts

The correct Answer is:
B
The second number is the square of the first number and the third number is obtained by subtracting first number from the second number.` (11)^2= 121, and 121-11 = 110 `
`(15)^2= 225, and 225-15 = 210 `
Similarly ,
`(19)^2 = 361 and 361 - 19 = 342`
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