3 Minute Maths

GCSE maths walkthrough videos and worksheets

Aiming for Grade 6?

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This video is a quick walkthrough of grade 6 level questions for GCSE maths …. please do
– stop the video
– work through the questions
– compare your solutions

I hope the video helps and please do leave a comment – thanks!

Download a copy of the questions here: Quick Test 6B

Here’s a copy of the written answers: Quick Test 6B ANSWERS

Here’s the questions:

#GCSE #practice #revision #maths #math

1. A football coach records the heights of the players in the football team. The height of the shortest player is 154cm. The height of the tallest player is 186cm. The median is 165cm. The interquartile range is 14cm and the lower quartile is 160cm. On the grid. Draw a box plot for the heights of the players in the football team. (3 marks)
2. In the diagram, A, B, C and D are points on the circle centre O.
Work out the size of the angle marked x. Give a reason for your answer.
Work out the size of the angle marked y. Give a reason for your answer.
(3 marks)
3. Triangles ABC and CDE are mathematically similar. AB = 8cm, AC = 4cm, CD = 14cm and DE = 12.25cm.
(a) Calculate the length BC (2 marks)
(b) Calculate the overall length AE (2 marks)
4. A car’s value depreciates by x% every year. The car will half in value after 6 years. Work out the value of x. Give your answer to 1 decimal place. (3 marks)
5. There are 18 teams in a basketball league. Two teams are going to be chosen at random to play a match. Work out the number of matches that could take place. (2 marks)
6. On the grid enlarge the shape by scale factor 3, centre (3,-3)
(3 marks)
7. Line A passes through the points (1,1) and (4,7)
Line B passes through the points (4,7) and (9, 17)
Determine whether Line A and line B are parallel. (3 marks)
8. Expand and simplify (x + 2)(x – 1)^2 (3 marks)
9. Find the value of (16/25)^-3/2 (3 marks)
10. Make y the subject of the formula 4(y + 3) = x(6 – 2y) (3 marks)

Here’s the timeline:
0:00 Intro
0:30 Q1 Box plot
2:07 Q2 Circle theorem
3:12 Q3 Mathematically similar
4:37 Q4 Depreciation
6:20 Q5 Counting strategies
7:18 Q6 Negative enlargement
10:45 Q7 Parallel lines
12:22 Q8 Triple brackets
13:57 Q9 Negative fractional indices
14:57 Q10 Changing subject

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These types of grade 6 revision questions appear in all the main GCSE exam boards – Edexcel, AQA, OCR and Educas – and are fairly common for calculator papers.

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