Pearson Edexcel International GCSE (9–1) · MATHEMATICS A · Unit
Unit 1
108 practice questions
Topics covered
Practice questions
31–37 of 37 · Easy
Question 31
2 marks · Easy
Answer and see the solution →A set T contains the colours: red, blue, green, yellow. One of the colours is removed at random. Write down the set of colours remaining if 'blue' is removed.
Question 32
2 marks · Easy
Answer and see the solution →If the universal set U = \{1, 2, 3, 4, 5\} and A = \{2, 3\}, write down the elements of A'.
Question 33
3 marks · Easy
Answer and see the solution →A rectangle has a length of 8 cm and a width of 3 cm. Consider the fraction .
(a)[1 mark]Write down the name of this shape.
(b)[1 mark]Calculate the perimeter of the rectangle.
(c)[1 mark]Simplify the fraction to its lowest terms.
Question 34
3 marks · Easy
Answer and see the solution →Consider the numbers: . Let set N = \{ 6, 18, 24 \}. Consider the fraction .
(a)[1 mark]Write down all the elements of set N.
(b)[1 mark]Simplify the fraction .
(c)[1 mark]Find the largest element of N.
Question 35
3 marks · Easy
Answer and see the solution →On the Cartesian plane, a point B has coordinates (1, 4). A set F contains the elements { triangle, rectangle, square, circle }.
(a)[1 mark]Write down the coordinates of point B.
(b)[2 marks]List any two elements from set F that have four sides.
Question 36
3 marks · Easy
Answer and see the solution →On the same axes, plot the points C (2, 2) and D (2, 5). Consider the expression 2y + 1.
(a)[1 mark]What is the vertical distance between points C and D?
(b)[1 mark]If y = 3, evaluate the expression 2y + 1.
(c)[1 mark]Write your answer to part (b) as a set containing one element.
Question 37
3 marks · Easy
Answer and see the solution →Look at the algebraic expression 5y - 4 + 2y. The fraction is given.
(a)[2 marks]Simplify the algebraic expression 5y - 4 + 2y.
(b)[1 mark]Write in its simplest form.