5 Dairy Milk = 10 Five-star, 150 Five-star = ____
5 Dairy Milk = 10 Five-star
5 dairy milk is exactly 1/2 of 10 five-stars
150 Five-star = 1/2 of 150 = 1/2×150=75 dariy milk.
Find the sum of all the angles at the five vertices of the adjoining star.