For the following questions answer them individually
In the given figure, PQRS is a cyclic quadrilateral. What is the measure of the angle PQR if PQ is parallel to SR?
Study the following graph and answer the question based on the graph.
What percentage of the total number of teachers are aged less than 45 years?
Two trains start at same time from stations A and B, 1800 km apart, and proceed towards each other at an average speed of 44 km/h and 46 km/h, respectively. Where will the trains meet?
The area of a square park is $$16x^2 + 8x + 1.$$ What is the length of the side of the park?