5 The cost, C, in pounds, of hiring a digger for x days is given by:
C = 150 + 50x
Use this f...
Mathematics, 24.05.2021 15:00 keyshawn437
5 The cost, C, in pounds, of hiring a digger for x days is given by:
C = 150 + 50x
Use this formula to calculate the cost of hiring a digger for:
a) one day
b) four days
c) a week
6 a) Petrol costs £2 a litre. It costs Sundip C to buy x litres.
Write down a formula for C in terms of x.
b) Michael takes six minutes to iron a shirt. It takes him T minutes to iron n shirts.
Write down a formula for T in terms of n.
[1]
c) Molly takes a maths test that is in two parts. She gets 24 marks on the first section and
m marks on the second section. Her total mark is M.
Write down a formula for Min terms of m.
[1]
Answers: 3
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According to the data set, where should the upper quartile line of the box plot be placed?
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