Business Management with Economics

I need help with my coursework, it's 50% answering some questions and calculations and the second part of it it's 50%. I'm looking to achieve more than 85% that's an equivalent of an A+.

there are two parts

Task 1(questions)

task 2(1800 words)

I need A++ quality work please

Please check the attached files.

I need 100% correct solution. so if you are 100% sure you can solve it then let me know.