The correct graph of $y=x^3-1$ is

Q. Alex records the heights of the trees on the graph below.
In the graph, the x-axis represents the position of the tree, while the y-axis represents the height of the trees.

Find the coordinates of the apex of the tallest tree.

Q. In the following figure, the base of the pyramid has the same area as the base of the cylinder, and the cylinder is twice the height of the pyramid. What is the ratio of the volume of the pyramid to the volume of the cylinder?

Q. The mass of the earth is $81$ times the mass of the Moon and the distance between the earth and the Moon is $60$ times the radius of the earth. If $R$ is the radius of the earth, then the distance between the Moon and the point on the line joining the Moon and the earth where the gravitational force becomes zero is

Q. A boy standing at the point O in the given diagram throws a ball three times with the same force, but projecting it along different inclinations from the ground. The results of the throws have been plotted in the diagram. Which one of the following is a valid conclusion?

Q. Which of the following contains the owner of the business, the shareholders, the managing director,the non-managers, employees, the customers,the infrastructure of the business organization, and the culture of the organization?