Lesson A2
A2 substitute numerical values into formulae and expressions, including scientific formulae Quiz: Pearson Edexcel Maths, Unit 2
20 questions
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Lesson A2, substitute numerical values into formulae and expressions, including scientific formulae: 20 multiple choice questions for the Pearson Edexcel GCSE Maths (1MA1), Unit 2: Algebra, written with Revision Ninja.
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The 20 questions
-
Find the value of 3x + 2 when x = 4.
- 9
- 24
- 14
- 10
-
If a = −2, what is the value of a²?
- 4
- 0
- -4
- -2
-
What is the value of 2y − 5 when y = 7?
- 2
- -9
- 12
- 9
-
Find the value of 4r² when r = 3.
- 12
- 24
- 30
- 36
-
Given v = u + at with u = 4, a = 3 and t = 5, find v.
- 35
- 19
- 60
- 12
-
The area of a trapezium is A = ½(a + b)h. Find A when a = 3, b = 7 and h = 4.
- 20
- 28
- 14
- 40
-
Use C = 5(F − 32)/9 with F = 95 to find C.
- 63
- 35
- 15
- 53
-
Find the value of x² − 3x when x = −2.
- -4
- 10
- -2
- 4
-
Evaluate (2a − b)³ when a = 3 and b = 1.
- 215
- 125
- 25
- 5
-
Find the value of 5/x + 2 when x = −1.
- -3
- 3
- 7
- -7
-
Use F = ma with m = 2.5 kg and a = 4 m/s². What is F in newtons?
- 6.5 N
- 10 N
- 0.625 N
- 1.6 N
-
The kinetic energy is E = ½mv². Find E when m = 4 and v = 3.
- 6
- 24
- 12
- 18
-
Find the value of p²q − pq² when p = 2 and q = −3.
- 6
- -6
- -30
- 30
-
Speed is s = d/t. A journey has d = 120 and t = 1.5. What is s?
- 1.25
- 80
- 180
- 118.5
-
Find the value of (x + y)/(x − y) when x = 5 and y = 3.
- 2
- 4
- 16
- 1
-
Find the value of 3a² − 2b when a = −1 and b = 4.
- -5
- 5
- 11
- -11
-
Use y = mx + c with m = 3, x = −2 and c = 5. What is y?
- 11
- -11
- 1
- -1
-
If x = 2 and y = 3, find (x + y)² − x² − y².
- 12
- 6
- 38
- 25
-
Density is ρ = m/V. If m = 300 and V = 0.5, what is ρ?
- 150
- 600
- 0.00167
- 60
-
Simple interest is I = PRT/100 with P = 500, R = 4 and T = 3. What is I?
- 60
- 4.5
- 6000
- 15
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