A1 use and interpret algebraic manipulation, including Quiz: Pearson Edexcel Maths, Unit 2

The 20 questions

1. How is y + y + y + y written in algebra?

   • y + 4
   • 4 + y
   • 4y
   • y⁴

2. How is a × a × b written in algebra?

   • a²b
   • 2ab
   • a + a + b
   • ab²

3. Which is the correct algebraic notation for a ÷ b?

   • ab
   • a/b
   • a − b
   • b ÷ a

4. Write 5 × m × n in its simplest form.

   • mn5
   • 5m + n
   • 5mn
   • 5 + mn

5. Write 0.5 × x using a fraction coefficient.

   • x/2
   • x/5
   • 5x
   • 2/x

6. Write 3 × a × a × b × b × b in its simplest form.

   • 3ab³
   • 3a²b³
   • 3a³b²
   • a²b³

7. Which expression is equal to 2(a + b)?

   • 2a + 2b
   • 2ab
   • 2a + b
   • a + 2b

8. Which expression means 'three more than the product of 4 and n'?

   • 4n + 3
   • 4n − 3
   • 4(n + 3)
   • 3n + 4

9. Write 'a divided by 4, then add 7' as an algebraic expression.

   • a/4 + 7
   • (a + 7)/4
   • 4/a + 7
   • a/(4 + 7)

10. Write 'the sum of x and y, divided by 2' as an algebraic expression.

    • 2(x + y)
    • x/2 + y
    • (x + y)/2
    • x + y/2

11. Simplify 3a × 4b.

    • 34ab
    • 7ab
    • 12a + b
    • 12ab

12. Write x × x × x × y × y in index form.

    • xy⁵
    • x³ + y²
    • x³y²
    • x²y³

13. Which expression is equivalent to 3(4 − a)?

    • 4 − 3a
    • 12 − 3a
    • 12 − a
    • 12 + 3a

14. Which expression uses a fraction coefficient equal to 3/4 of x?

    • 0.75 + x
    • 3x/4
    • x + 3/4
    • 4x/3

15. Which expression means 'the square of the sum of a and b'?

    • a + b²
    • (a + b)²
    • a² + b²
    • 2(a + b)

16. Which expression is the same as 2ab²?

    • 2 + a + b + b
    • 2 × a × b × b
    • 2ab + 2b
    • a² × 2b

17. A rectangle has length (x + 3) and width 2. Which expression gives its perimeter?

    • x + 10
    • 2x + 10
    • 2x + 6
    • 4x + 6

18. Which is the correct notation for 'x squared divided by y'?

    • x²/y
    • x/y²
    • xy²
    • x² ÷ y²

19. Which expression means '5 less than twice n'?

    • 5n − 2
    • 5 − 2n
    • 2n − 5
    • n − 10

20. Which statement uses algebraic notation correctly?

    • y + y written as y²
    • a ÷ b written as b/a
    • 2 × m written as m2
    • 3 × y written as 3y

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