GCSE Maths: Algebra & Number Quiz

Descripción

Are you ready for your GCSE Maths exam? Test yourself on the Algebra and Number section to see if your revision has paid off.
Andrea Leyden
Test por Andrea Leyden, actualizado hace más de 1 año
Andrea Leyden
Creado por Andrea Leyden hace más de 9 años
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Resumen del Recurso

Pregunta 1

Pregunta
5\(x \) - 2 = \(x \) + 16
Respuesta
  • 4.5
  • 3.5
  • 2.3

Pregunta 2

Pregunta
125 = \(a\) + \(b\). \(a\) and \(b\) are square numbers. Find two possible pairs of values for \(a\) and \(b\).
Respuesta
  • \(a\) = 10, \(b\) = 125 and \(a\) = 20, \(b\) = 150
  • \(a\) = 4, \(b\) = 121 and \(a\) = 25, \(b\) = 100
  • \(a\) = 1, \(b\) = 101 and \(a\) = 5, \(b\) = 50

Pregunta 3

Pregunta
Multiply out and simplify 10(2\(x \) – 1) – 20\(x \)
Respuesta
  • 20\(x \)
  • -10\(x \) - 10
  • -10

Pregunta 4

Pregunta
A company receives 1250 orders in December. It has a January sale. It receives 1430 orders in January. Work out the percentage increase in orders.
Respuesta
  • 14.4%
  • 1.44%
  • 12.58%

Pregunta 5

Pregunta
Use approximations to estimate the value of \(\frac{402.5}{2.19 x 38.7}\)
Respuesta
  • 6
  • 4
  • 5

Pregunta 6

Pregunta
Expand \(w\)(\(w\) + 6)
Respuesta
  • \(w^2\) + 6\(w\)
  • 6\(w^2\) + \(w\)
  • \(w\) = 6

Pregunta 7

Pregunta
Factorise fully 8\(y\) + 20
Respuesta
  • \(y\)(8 + 20)
  • \(y\) = 2.5
  • 4(2\(y\) + 5)

Pregunta 8

Pregunta
Post and packing on a parcel is £8.00 for delivery in the UK. This increases by 40% if the parcel is sent to the USA. Work out the cost to send the parcel to the USA.
Respuesta
  • £3.20
  • £11.20
  • £4.80

Pregunta 9

Pregunta
Write 126 as a product of prime factors.
Respuesta
  • 3 x 2 x 2 x 5
  • 1 x 126
  • 2 x 3 x 3 x 7

Pregunta 10

Pregunta
Alice has £4. Billie has twice as much as Alice. Billie has two-thirds of the amount Chris has. The amount Chris has is four-fifths of his age in years. How old is Chris?
Respuesta
  • 11
  • 12
  • 15
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