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24.11.2020 •
Mathematics
A math book contains 404 pages, a science
book contains 276 pages, and a history book
contains 367 pages. Rounded to the nearest
hundreds place, how many pages does the
science book contain?
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Ответ:
BB (0.52)(0.52) = 0.2704
BG (0.52)(0.48) = 0.2496
GB 0.2496
GG (0.48)(0.48) = 0.2304
c)
Number of girls born:
x P(x)
0 0.2704
1 0.4992
2 0.2304