Answer:
3 marbles
Step-by-step explanation:
and they have died inside too
1/12
The whole circumference (i.e complete circle) is an arc which measures 360°
in our case, it is given that our arc measures only 30°
the fraction of our arc of 30° to the complete circle of 360° is
30/360
= 3/36
= 1/12
Hope it helps
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