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Back to Edexcel Mathematics Paper 1 Sample Assessment Home 
Paper 1 Higher - Sample Assessment Q7 Answers
7) There are 1200 students at a school.

Kate is helping to organise a party.
She is going to order pizza.

Kate takes a sample of 60 of the students at the school.
She asks each student to tell her one type of pizza they want.

​The table shows information about her results
Picture
Work out how much ham pizza Kate should order.
Write down any assumption you make and explain how this could affect your answer.

​(3 marks)

Answers
Question
Answer
Notes
7
400
P1 - Start to process eg. 1200 ÷ 60 
A1 - 400 oe (accept number of whole pizzas eg. 400÷4 = 100 with 4 people per pizza) 
C1 - Eg. Assumption that sample is representative of population – it may not be all 1200 people are going to the party – need less pizza if they don’t, assume 4 people per pizza – if different may need more/fewer pizzas 
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