Question

165,195,255,285,?,435

Which number should come after 285?

Answer 1

Answer:

405

Step-by-step explanation:

165+30=195+60=255+30=285+120=405+30=435

so the pattern is like-30,60,30,120,30 and so on. first we multiply 30 by 2 then divide to by 2. then we multiply it by 4 then divide it by 4 and so on.

hope it helps..

Answer 2

Answer:Series Pattern

(15 x 11), (15 x 13), (15 x 17), (15 x 19), (15 x 23), (15 x 29)

∴ Missing term = (15 x 23) = 345

Step-by-step explanation: