CTET Class I to V 1 Jan 2021 Paper

Following are some questions posed by the teacher in the Mathematics classroom.
A. What is the area of the rectangle whose one side is $5\mathrm{cm}$ and perimeter is $30\mathrm{cm}$?
B. Find a set of numbers whose median is 4.
C. List all prime numbers between $0-8.$
D. Tell me anything mathematical information you know about rectangles.