Add solutions to the questions maths phy

[Sampurankishoresrivastava]

Related Issue

• Have to add solutions to the quiz.

Fixes: #[640]

Describe the changes you've made

I have added half maths quiz solution and half of the physics quiz solution.

Checklist:

• [x] My code follows the style guidelines of this project.
• [x] I have performed a self-review of my own code.
• [x] I have commented my code, particularly in hard-to-understand areas.
• [x] I have made corresponding changes to the documentation.
• [x] My changes generate no new warnings.

Screenshots

| Original | Updated | | :---------------------: | :------------------------: | original screenshot | updated screenshot |

[github-actions[bot]]

Our team will soon review your PR. Thanks @Sampurankishoresrivastava :)

[Amit366]

@Sampurankishoresrivastava Heyy why did u send the screenshot of code? I can check ur code before merging, i asked u for the screenshot of ur implementation on website

[Sampurankishoresrivastava]

Okay, I will attach the screenshot of my implementation on website.

[Amit366]

@Sampurankishoresrivastava for which questions have u added the solution for?

[Sampurankishoresrivastava]

Actually I have added the solution of the quiz, but I have realised that I had to add the solution of question section. Right now I am completing it, once done I will commit it and will pull request with the screenshot of the site. And sorry for the mistake, please buy me time till tomorrow.

[github-actions[bot]]

Thank you @Sampurankishoresrivastava for taking out your valuable time in order to contribute to our project. Looking forward for more such amazing contributions :).