If all the dimensions of a triangle are doubled, the area of the triangle will be doubled, too

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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.

Find two numbers if their sum is 91 and the ratio is 6: 7?