Unit 2
Unit 2
Unit 2
Write down an expression for the total cost, in pencil, of 3 apples and 5 bananas.
.............................pence
(2)
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(1)
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(1)
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(2)
3.
.............................cm
(2)
(a) Write down an expression for the total number of marbles they have.
.............................
(2)
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(1)
5.
(a) Write down an expression for the time the standard bus takes.
.............................
(1)
The airplane takes half the time the express bus takes.
(b) Write down an expression for the time the airplane takes.
.............................
(1)
6. In one week, Gina spent x minutes on the internet.
Sammy spent 15 minutes less than Gina.
(a) Write down an expression for how long Sammy spent on the internet.
.............................
(1)
(b) Write down an expression for how long Neil spent on the internet.
.............................
(1)
(c) Write down an expression for total time spent on the internet.
.............................
(1)
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(1)
9. In a school canteen, a cup of tea costs 60p.
(a) Write down an expression for the cost, in pence, of y cups of tea.
.............................pence
(1)
The canteen sells twice as many cups of coffee as it does cups of tea.
(b) Write down an expression for the cups of coffee sold when y cups of tea are
sold.
....................................
(1)
(c) Write down an expression for the cost, in pence, of the cups of coffee sold.
.............................pence
(1)
(d) Write down an expression for the cost, in pence, of w biscuits at 15p each
and 8 pieces of fruit at 30p each.
.............................pence
(1)
1.! Match each expression to its definition.
(4)
.! Write down an algebraic expression for each of the following.
.........................
(1)
.........................
(1)
! (c)! 3 multiplied by y
.........................
(1)
! (d)! 2 divided by a
.........................
(1)
! (e)! p multiplied by m
.........................
(1)
! (f)! c divided by a
.........................
(1)
.........................
(1)
.! Explain the meaning of each of these expressions.
! (a)! 4y
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(1)
! (b)! y²
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(1)
! (c)! 7-s
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(1)
! (d)! xy
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(1)
! (e)! b-a
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(1)