### 2019 National  5 Mathematics Paper 1 With  all Solutions

There is a total of 15 questions for the National 5 mathematics paper 1 of 2019. so you can all the solutions here. more National 5 mathematics Paper solutions will be shared soon.

Attempt ALL questions.
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Full credit will be given only to solutions that contain appropriate work.        5. The midday temperatures in Grantford were recorded over a nine day period.
The temperatures, in °C, were
4 7 4 3 6 10 9 5 3
(a) Calculate the median and semi-interquartile range for these temperatures.
Over the same nine day period the midday temperatures in Endoch were also
recorded.
The median temperature was 8 °C, and the semi-interquartile range was 1·5 °C.
(b) Make two valid comments comparing the midday temperatures of
Grantford and Endoch during this period. 6. The fuel consumption of a group of cars is recorded.
The scattergraph shows the relationship between the fuel consumption,
F kilometres per litre, and the engine size, E litres, of the cars. Amaar’s car has an engine size of 1·1 litres.
(b) Use your equation from part (a) to estimate how many kilometres per
litre he should expect to get.   8. John bought 7 bags of cement and 3 bags of gravel.
The total weight of these bags was 215 kilograms.
(a) Write down an equation to illustrate this information.
Shona bought 5 bags of cement and 4 bags of gravel.
The total weight of her bags was 200 kilograms.
(b) Write down an equation to illustrate this information.
(c) Calculate the weight of one bag of cement and the weight of one bag of
gravel.                if you need any help regarding SQA Past Papers and required Solution of mathematics of National 5 subject of SQA then email us at admin@sqapastpapers.com