Mathematics, 05.10.2019 03:10 aaliyah80
Christmas tree lights are used not only for christmas trees, but sometimes to decorate college dorm rooms. suppose that a string has 20 light bulbs. these lights are all wired in series, so that if one light bulb fails, the whole string fails. the probability that any one light fails is 0.02. each of the individual lights are independent of each other. what is the probability that the string will not fail?
a. 0.02
b. 0.40
c. 0.668
d. 0.333
Answers: 3
Mathematics, 21.06.2019 20:00
Select the number of ways in which a line and a circle can intersect
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Mathematics, 21.06.2019 20:30
If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.
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Mathematics, 22.06.2019 00:00
Triangles abc and dfg are given. find the lengths of all other sides of these triangles if: b ∠a≅∠d, ab·dg=ac·df, ac=7 cm, bc=15 cm, fg=20 cm, and df-ab=3 cm.
Answers: 1
Mathematics, 22.06.2019 00:30
The nth term of a sequence in 2n-1 the nth term of a different sequence is 3n+1 work out 3 numbers that are in bothe sequences and are between 20 and 40
Answers: 2
Christmas tree lights are used not only for christmas trees, but sometimes to decorate college dorm...
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