Q4. p is a rectangle with length 50 cm and width x cm. q is a rectangle with width y cm.
x cm
1 cm
50 cm
the length of q is 20% more than the length of p.
the area of q is 10% less than the area of p.
work out the ratio
: y. give your answer in its simplest form.
(total 4 marks)
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Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

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