Mathematics (AS & A Level) · Oct / Nov 2017 · Paper 11 · Question 4
9709
As printed in the paper
The question as text
Machines in a factory make cardboard cones of base radius r cm and vertical height h cm. The volume, V cm3, of such a cone is given by V = 1 30r2h. The machines produce cones for which h + r = 18.
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Show the answer and mark scheme
4(i)[1]
4(ii)[4]
4(iii)[1]
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