Edexcel GCSE Maths (1MA1) Higher : November 2022 Paper 3

A run-through of Edexcel's GCSE Maths Higher exam (Paper 3) from November 2022. Click on the hyperlinks in this description below to skip straight to individual questions. If you're watching on a mobile device, you may need to click the hyperlinks I've attached in the video comments.
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Introduction: 0:00
Question 1 (Changing the subject): 0:17
Question 2 (Sharing in a given ratio/spot the student's error): 1:26
Question 3 (How many boys study Spanish): 2:10
Question 4 (Wordy volume/ratio problem involving cylinder): 5:06
Question 5 (Lengths of similar triangles): 10:10
Question 6 (Probability tree diagram): 11:49
Question 7 (Compound unit coversions): 13:44
Question 8 (Complex mean calculation): 18:19
Question 9 (Standard form): 22:33
Question 10 (Explain student's error when subtracting terms): 26:51
Question 11 (Two inequalities for 𝑥 and 𝑦, find possible values for 𝑥): 28:22
Question 12 (Truncation/error interval): 30:10
Question 13 (Identifying errors in a cumulative frequency graph): 31:33
Question 14a) (Laws of indices): 33:02
Question 14b) (Expanding 3 brackets): 34:28
Question 15 (Combinations/Product rule for counting): 37:18
Question 16 (Circle Thoerems): 39:14
Question 17 (Complex ratio): 43:16
Question 18 (Describing single transformation equivalent to 2 reflections): 51:51
Question 19 (Probability/relative frequency/ratio): 54:39
Question 20 (Prove triangle ACE is congruent to triangle DBE): 57:28
Question 21 (Show what the turning point is by completing the square): 1:00:41
Question 22 (Adding algebraic fractions): 1:03:04
Question 23 (Graphical transformations): 1:10:05
Question 24 (Vector geometry): 1:13:20
Question 25 (Density/mass/volume problem for a 2-part pyramid): 1:17:54
Question 26 (Regular heptagon/find length of side of triangle inside it): 1:22:59