Answer:
sorry
Step-by-step explanation:
{2,6,12,14} ○○○○○○○○○
light takes 3×10^5 second s
so total seconds taken by the light =780×10^6/3×10^5
1 min=60sec
no. of min=2600/60
=43333min
1,2,3,4,5,6,7,8,9,10
2,4,6,8,10,12,14,16,18,20
3,6,9,12,15,18,21,24,27,30
