Question

Number in the following question are have been arranged using a particular logic .find the place of questions mark

9. 80
40
20. ?

a ) 24
b) 81
c) 20
d) 11 ​

Answer 1

Answer:

(a) 20

Step-by-step explanation:

not sure which class question

Answer 2

Answer:

hay please check the problem

if it correct then it's ans is

option d)11