Mathematics (AS & A Level) · Oct / Nov 2025 · Paper 55 · Question 6
9709
As printed in the paper
The question as text
A large number of runners took part in two charity runs to raise money for a new community centre. In the first run, the times to complete the run were normally distributed with mean 46.3 seconds and standard deviation 6.4 seconds.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
6(a)[3]
6(b)[3]
6(c)[5]
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