- Question 4: How do you make 6?. - Question 5: How do you make 10?. - Question 6: How do you make 12?. - Question 7: How do you make 15?. - Question 8: How do you make 17?. - Question 1: c Question 2: d Question 3: a Question 4: c Question 5: c Question 6: b Question 7: c Question 8: c Question 9: d Question 10 : d