When two dice are thrown, what is the probability that sum of the number appeared is 4 or 5?
E = event of getting sum of the number appeared is 4 or 5 = (1,3) (1,4) (2,3) (2,2) (3,1) (3,2) (4,1) P (E) = (n(E))/(n(S)) = 7/36
If y = 5x + c passes through point A(5, 2), what is the value of c?
... In triangle ABC, angle A is 90 
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Find out the circumference of a sector whose radius is 7 cm and it makes the angle of 45° at the centre?
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