4 25°
98°
NOT TO
SCALE
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The diagram shows three straight lines crossing at a point.
(1) Find the value of x.
(ii) Work out the value of 1

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?