Study the pie chart and answer the questions that follow.
The pie chart represents the percentage-wise distribution of the total number of Vanilla cakes and Chocolate cakes sold every day in a week. The total number of cakes sold in a week = 10500.
The ratio of the number of Vanilla cakes sold to the number of Chocolate cakes sold on Saturday is 4:3, the selling price of one Vanilla cake is ₹8 and that of one Chocolate cake is ₹15, then the total amount earned (in ₹) by selling all Vanilla cakes and Chocolate cakes on Saturday is:
In the given figure, O is the centre of the circle. ∠POQ = 54º. What is the measure (in degree) of ∠PRQ?