Atelephone soliciting company obtains an average of five orders per 1000 solicitations. if the company reaches 250 potential customers, find the probability of obtaining at least two orders.

2 x t divided by n

step-by-step explanation:

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

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