Question 1 — IGCSE 0580 May/June 2023 Paper 32
Cambridge IGCSE Mathematics 0580, Core tier, calculator. Topic: Numbers · The four rules. Worth 14 marks.
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Question text
1 (a) Write the number three hundred thousand and three in figures.
................................................. [1]
(b) Write 15 896 correct to
(i) the nearest thousand
................................................. [1]
(ii) the nearest ten.
................................................. [1]
(c) By writing each number in the calculation correct to 1 significant figure, work out an estimate for
the value of
28.9#5.49
.
0.472+0.97
You must show all your working.
................................................. [2]
(d) Find the value of
(i) 1849
................................................. [1]
(ii) 50-5 -1
................................................. [1]
5sin30-8
(iii) .
11
................................................. [1]
© UCLES 2023 0580/32/M/J/23
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(e) A cyclist travels at a constant speed of 8.5 metres per second.
(i) Work out how long the cyclist takes to travel a distance of 5.27 kilometres.
Give your answer in minutes and seconds.
.................... min ................... s [4]
(ii) The cyclist increases speed from 8.5 m/s to 10.2 m/s.
Work out the percentage increase in speed.
............................................. % [2]
© UCLES 2023 0580/32/M/J/23 [Turn over
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