Select the option that is related to the third number in the same way as the second number is related to the first number.
16 : 9 :: 36 : ?
Answer & explanation
Correct answer: option 2
Pattern followed is :
16 : 9
9 × 2 = 18
18 - 2 = 16
Similarly ,
36 : ?
X × 2 - 2 = 36
2X = 38
X = 19
19 , is correct answer .