Adults help with walking in the ratio:
number of adults : number of children = 1 : 5.
3 adults can help with walking on Saturday. Is this enough?
No, 5 adults are needed.
Yes, this is enough.
No, 4 adults are needed.
A group of people go sailing in the ratio
number of adults : number of children = 1 : 2.
What fraction of the group are adults? (Multiple correct answers)
\[\frac{1}{3}\]
\[\frac{19}{23}\]
\[\frac{8}{24}\]
Work out the value of \(x\).
44
27
55
A plasterer uses this formula to work out how much she charges (£C).
C = 30 + 10A
A is the area to be plastered to the nearest square metre. How much does she charge for a rectangular ceiling measuring 7.6m by 2.4m?
216
375
210
The diagram shows three pieces of glass in a conservatory roof. Work out the height, \(h\), of the smallest piece.
0.84m
12.m
0.93m
The diagram shows three angles on a straight line. Set up and solve an equation in \(x\) to help you work out the size of the smallest angle.
25
20
40
A base for a shed has a volume of 3.8 cubic metres. 55% of the base is concrete. The rest is steel. A lorry delivers ready-mixed concrete in loads of 6 cubic metres. How many of these bases can be built with 5 loads of concrete?
14
18
21
A rectangle has length \(x\) cm and width \(y\) cm. You are given that \(x\) : \(y\) = 5 : 2
Work out an expression for the perimeter in terms of \(x\). Give your answer as simply as possible.
2.8\(x\)
2.5\(x\)
2.3\(x\)
Describe fully the single transformation that maps shape A to shape B.
Rotation
Translation
Reflection
The ratio \(x\) : \(y\) = 2 : 3. Use this information to write an equation connecting \(x\) and \(y\).
\(y\) = 1.5 \(x\)
2 \(x\) = 6\(y\)
\(x\) = 2.3\(y\)
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