Bài 20. Một khách sạn có 200 phòng. Với mỗi khách đã đặt phòng, giả thuyết xác suất hủy phòng là 0,2. Lễ tân của khách sạn nên chấp nhận nhiều nhất bao nhiêu đề nghị đặt phòng
đề khi khách đã đặt phòng đến, xác suất không còn phòng không vượt quá 0,025.

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step-by-step explanation:

wth is with the little mtn top and what are you talking about like fix your words and accually make sence with them and i like was in a completly different question like three times like it seems like your ilitteret

w< 4

step-by-step explanation:

answer: the correct option is d.

explanation:

it is given that the triangle j'k'l' shown on the grid below is a dilation of triangle jkl using the origin as the center of dilation.

from the given graph it is noticed that k(4,8) and k'(2,4). let origin is defined by o and scale factor is defined by k, then

    (1)

distance formula,

put these values in equation (1).

therefore scale factor is     and option d is correct.