Mathematics basics problems - need it in 2 hours.

Attached are the Exercises.

I need the solutions clearly writtten on a paper and you can upload the snapped clear pictures in a pdf.

I need answers for the below Exercise Questions;

Exercise 2.1  -    Questions : 2, 4, 10, 11, 14, 20, 32, 42, 57, 60

Exercise 2.2 - Questions : 1, 6, 10, 14, 16, 28, 30, 34, 50, 68a