AQA · Mathematics · 8300

GCSE Maths: Algebra: expressions – forming

Algebra · AQA GCSE Maths (8300). Cards are generated from the Corbettmaths practice questions for Algebra: expressions – forming (Corbettmaths Video 16), and every card links back to the exact page it came from. Practice tests are drawn from this deck’s own cards. Source material © Corbettmaths — used with attribution.

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  1. A school has 5 year groups with x students in each. What expression gives the total number of students?

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    5x

  2. Kyle takes x minutes to solve a puzzle. Noah takes 4 minutes longer. What expression represents Noah's time?

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    x + 4

  3. Apples cost a pence each and bananas cost b pence each. What expression gives the total cost of 3 apples and 5 bananas?

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    3a + 5b

  4. Martin is x years old. Jennifer is 3 years younger. What expression represents Jennifer's age?

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    x − 3

  5. Martin is x years old. Connor is twice as old. What expression represents Connor's age?

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    2x

  6. What algebraic operation do you use to express 'y minutes less than x'?

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    Subtraction: x − y

  7. What algebraic operation do you use to express 'three times as long as x'?

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    Multiplication: 3x

  8. Henry is x years old. Isaac is three times older and Laura is four times older than Isaac. What expression represents Laura's age?

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    12x (because Isaac is 3x and Laura is 4 times that: 4 × 3x = 12x)

  9. A canteen sells y cups of tea at 60p each. What expression gives the total cost in pence?

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    60y

  10. A canteen sells twice as many cups of coffee as tea. If y cups of tea are sold, what expression gives the number of cups of coffee sold?

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    2y

  11. An airplane has s seats per row in economy (24 rows) and t seats per row in first class (9 rows). What expression gives the total number of seats?

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    24s + 9t

  12. A glass contains x millilitres of water. What expression gives the amount in litres?

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    x/1000 (because 1 litre = 1000 millilitres)

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