Question

what should come in place of question mark in the following series 12 12 18 45 180 1170 ?​

Answer 1

Answer:

12285

Step-by-step explanation:

12×1=12

12×1.5=18

18×(1+1.5)=45

45×(1.5+2.5)=180

180×(2.5+4)=1170

1170×(4+6.5)=12285