Question

18:81::?:144
a) 12
b) 24
c) 44
d) 46

please answer with explanation ​

Answer 1

Answer:

let the missing no. be x

then,

:- 18/81=x/144

:- x=144*18/81 (divide 18/81 by 3)

:- x=144*6/27 ( " " " " " " " ")

:-x=144*2/9 ( " " " " " " " " ")

:-x=16*2. (divide the 144/9 by 9 )

:-x=32

Answer 2

Answer:

12

9*2=18. 9^2=81.

12*2=24. 12^2=144

so ans=12