110o
100o
80o
70o
Correct answer is B
3x = 2 x 60 = 2y (Angle at centre = 2 x angle at circumference)
3x = 2 x 60
x = 2×603 = 40o
2 x 60 = 2y
y = 60o
x + y = 40 + 60
= 100o
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