Mathematics, 21.02.2020 03:52, madim1275
A sprinkler system inside an officebuilding has 2 types of not-very-reliable activation devices, A1 and A2, which operate independently. In case of a fire, the probability that device A1operates correctly is .60, and the probability that A2operates correctly is .30. If a fire breaks out, find theprobability that:
a. both devices operate correctly.
b. At least one device operates correctly.
c. Exactly one device fails to operate correctly.
d. Neither device operates correctly.
e. No more than one device operates correctly.
Answers: 2
Mathematics, 21.06.2019 17:00, raymondmunoz4451
Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars
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Mathematics, 21.06.2019 18:30, JvGaming2001
School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?
Answers: 2
Mathematics, 21.06.2019 19:00, Islandgirl67
What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2
Answers: 1
Mathematics, 21.06.2019 19:00, libi052207
Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 8 = -6x a. –7.12, 1.12 b. 7.12, –1.12 c. 7.12, 1.12 d. –7.12, –1.12
Answers: 2
A sprinkler system inside an officebuilding has 2 types of not-very-reliable activation devices, A1...
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