Question

(© 7,10 6. Insert the missing number; 3 7 16 6 13 28 9 19 ? (a) 30 (b) 40 (C) 35 (d) 50 ISSB Coach Master Psychologist ​

Answer 1

Answer:

answer is 40

Step-by-step explanation:

(3x2+1) = 7

(7×2+2)=16

same as

(6×2+1)=13

(13×2+2)= 28

same as

(9×2+1)=19

(19×2+2)= 40

Hope you understood :)