Помогите очень срочно! Решите и напишите на английском языке пример))

2 Convert 5/12 to a decimal. You have to do divide 5 by 12. Answer 0,41(6)

3 Express 0,28 as a fraction. You have to write it as a fraction 28/100 and then divide numerator and denominator by 4. Answer 7/25

4 What's 67.469 to 3 significant figures. Round it up to one decimal. Answer 67.5

5 Find 16%of 8. Find one percent of 8 by dividing it by 100 and then multiply the result by 16. Answer 1.28