Dear Sir,
I carefully read your assignment and am qualified to help you in this task.
My background is strongly scientific and includes several Physics courses. This seems to be quite standard assignments.
My bid covers the accurate solution of attached problems: 62, 57, 58, 59, 60, 61, 63, 64, 65, 68, 69, 67.
I am sorry if my bid exceeds your budget but there are 12 problems to solve and I can take care of them.
Please contact me if you want to share with me some further detail or kindly take a look to my profile and reviews to test my seriousness.
Best Regards,
Marzio