Lesson A2
A2 Substituting numbers into formulae and expressions Quiz: AQA Maths, Unit 2
20 questions
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Lesson A2, Substituting numbers into formulae and expressions: 20 multiple choice questions for the AQA GCSE Maths (8300), Unit 2: Algebra, written with Revision Ninja.
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The 20 questions
-
Find the value of 3x + 2 when x = 4.
- 20
- 14
- 24
- 9
-
Find the value of 2a² - 5 when a = -3.
- 31
- -23
- 13
- -13
-
Evaluate ab - c when a = 2.5, b = 4 and c = 1.5.
- 8
- 11
- 9
- 8.5
-
Use v = u + at with u = 3, a = 2 and t = 5. Find v.
- 13
- 16
- 25
- 10
-
Use A = (a + b)h/2 with a = 4, b = 8 and h = 5. Find A.
- 17
- 60
- 30
- 20
-
Evaluate 2x³ when x = -2.
- -8
- -16
- -12
- 16
-
Find the value of x² + x when x = -1.
- 2
- 1
- -2
- 0
-
Use s = ut + ½at² with u = 0, a = 10 and t = 3. Find s.
- 15
- 45
- 90
- 30
-
Find the value of 5(x - 2)² when x = 4.
- 10
- 40
- 18
- 20
-
Use P = 2l + 2w with l = 7.5 and w = 3.2. Find P.
- 21.4
- 42.4
- 19
- 10.7
-
Given y = mx + c with m = 2, x = -3 and c = 4, find y.
- -10
- 10
- -2
- 2
-
Evaluate (x + y)/z when x = 6, y = 4 and z = 2.
- 3
- 8
- 12
- 5
-
Find the value of 3x² - 2 when x = 1/2.
- -1/4
- -7/4
- -5/4
- 1/4
-
Use F = 9C/5 + 32 with C = 25. Find F.
- 57
- 45
- 77
- 82
-
Evaluate a - b² when a = 3 and b = -2.
- 1
- 7
- -7
- -1
-
Find the value of 4x - 3y when x = 2 and y = -1.
- -5
- 11
- -11
- 5
-
Find the value of 10 - 2x² when x = 3.
- 4
- 8
- -8
- -28
-
Find the value of x³ ÷ 4 when x = 4.
- 48
- 16
- 4
- 12
-
A ticket price formula is C = 2.5n + 4 for n tickets. Find C when n = 6.
- 15
- 19
- 34
- 24
-
The number of matches needed is m = 3n + 1 for n squares. Find m when n = 10.
- 34
- 30
- 13
- 31
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