igureMaths
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Formulae & rearranging
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40 questions at your level
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Level 2
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Level 5
Substituting into formulae
15 questions
Lesson
Not started
Mark as done
The cost, £
C
C
C
, of hiring a hall for
d
d
d
days is given by
C
=
5
d
+
20
C = 5d + 20
C
=
5
d
+
20
Work out the cost of hiring the hall for
7
7
7
days.
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Level 2
2 marks
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Mark as done
T
=
2
π
l
g
T = 2\pi\sqrt{\dfrac{l}{g}}
T
=
2
π
g
l
Work out the value of
T
T
T
when
l
=
2.5
l = 2.5
l
=
2.5
and
g
=
9.8
g = 9.8
g
=
9.8
Give your answer correct to 3 significant figures. (2 marks)
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Level 2
2 marks
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Rearranging formulae
16 questions
Lesson
Not started
Mark as done
Make
t
t
t
the subject of
s
=
4
t
−
1
s = 4t - 1
s
=
4
t
−
1
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Level 2
2 marks
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