Question

Find the missing value
15 9 F
78 ? T
20 3 Q
42 17 Y​

Answer 1

Answer:

58

Step by Step Explanation-

15-9=6

6th letter of alphabet is F

Similarly

78-?=T

Let the missing number be X

78-X=20

20th letter of alphabet is T

78-20=X

58=X