A pair of dice is rolled. What are the odds in favour of each of the following events occurring?

a) a sum of 7 turning up(2 marks)

b) a sum of 11 turning up (2 marks)

c)a sum of 7 or a sum of 11 turning up (3 marks)

d) a sum of 2 or a sum of 12 turning up(3 marks)

e) a sum greater than 9 turning up (2 marks)

thank you