Solve the following questions using any of the following tools: HTML, JS, SVG, and CSS.

Create a simple calculator. The numbers (0-9) with basic operations (+, *, /, -) and inputbox to display result. The numbers should be white background with black font. The operators should be black background with white font. The operators should have a font size larger than the numbers. The numbers and operators should be organized in a grid If you get the visual correct.

Create a web page with a box to input a number and three buttons called "Circle", "Square", and "Clear." If you enter a number say '4' into the box and press "Circle" then create a circle with radius 4. If you press "Square" then display a square where each side is 4. If you If you press "Clear" then the circle/square should be erased from the page.