Question

21       5
     24
17       7



28       13
     30
25         7




16       2
     ?
10       8

Answer 1

Answer:

30 is the answer

Step-by-step explanation:

in first,

21 -17 = 4

5+7=12

(12×4)÷2=24

in second,

28-25=3

13+7=20

(20×3)÷2=30

In third,

16-10= 6

2+8= 10

(10×6)÷2=30

30