Eddie and Caroline are going to the school play. Eddie buys 6 adult tickets and 2 child tickets. He pays K39. Caroline buys 5 adult tickets and 3 child tickets. She pays K36.50. Work out the cost of an adult ticket and the cost of a child ticket. ​

In the first triangle 80+20+p=180 (since sum of all angles of a triangle is 180)so p= 80also in second triangle 55+45+q=180 (since sum of all angles of a triangle is 180)so q=80so we can conclude that p=80 degrees q=80 degrees so p=q=80 degreeshence option b is correct

Number 2 is a 2/5 number 4 is 1.4