Answer:
8
Step-by-step explanation:
4/6 reduces to 2/3
2/3 x 12/1 = 24/3
24/3= 8
Let 'a' be the first term, 'r' be the common ratio and 'n' be the number of terms
Series = 2+6+18.......= 2+2•3¹+ 2•3².......= 728
Now,
So,
Therefore, number of terms is 6