Mathematics, 06.09.2021 14:00, ronniem

An envelope contain 40 shopping vounchers of which 25 voucher each have value of $50 and 15 vouchers each have a value of $100. Amirah picks a voucher at random from the envelope .Find the probability that the voucher has a value of $100?

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An envelope contain 40 shopping vounchers of which 25 voucher each have value of $50 and 15 vouchers...