Mathematics (Syllabus D) · Oct / Nov 2018 · Paper 12 · Question 15
4024
As printed in the paper
The question as text
Each week, Henri records the number of units of gas used in his house and the mean temperature outside. Ten of his results are shown in the table. Mean temperature (°C) 12.2 13.8 0.6 2.2 2.8 4.4 5.6 6.8 9.0 10.6 Number of units 140 100 740 570 660 600 500 560 410 320
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
15(a)[2]
15(b)[1]
15(c)[1]
15(d)[1]
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.