Mathematics, 01.10.2021 03:10, lorenaandreahjimenez

Grace owns a small business selling ice-cream. She knows that in the last week 18 customers paid cash, 87 customers used a debit card, and 6 customers used a credit card. Based on these results, express the probability that the next customer will pay with cash or a debit card as a fraction in simplest form.

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Grace owns a small business selling ice-cream. She knows that in the last week 18 customers paid cas...