Edexcel GCSE Maths Higher Paper 3 June 2018 Worked Solutions

Edexcel GCSE Maths Higher Paper 3 June 2018 Worked Solutions

[davesawyer]

I consider 5b to be wrong. The question asked if COS ABC is increasing or decreasing. Given that ABC is actually referring to angle x, then COS x is determined by A / H. Originally this was 7 / 11 = 0.63. Now it is 7 / 10 = 0.7. The valve of COS ABC is therefore Increasing.

[Conniestitution]

Q6 isn’t right there. The total number of counters is 18/0.45, which is 40. 0.2*40 makes 8 red counters.

[halimahakeem]

Question 20 is wrong as it said 2 people which means first probability is 6/50 and the second probability is 5/49 as one has already been chosen.

[halimahakeem]

Since I did question 3 but I didn't do the actual way of doing it- instead I did each square is 1cm, would I still get the 2 marks if the area is 18cm2 but the shape of the triangle is totally different?

[TrashBoat]

can someone tell me what Q14 says, I cant read the handwriting.

[noawaller]

can someone explain question 9 to me, thank you