Ask Question
MathematicsMathematics
31 August, 16:28

A company that manufactures smartphones makes 70% of the phones with a touch screen and 55% of the phones with HD movie capability. 30% of the phones have both a touch screen and HD movie capability. What is the probability that a smartphone chosen at random has either a touch screen or HD movie capability?

19/20

47/50

13/20

43/50

17/20

+4
Answers (1)
  1. 31 August, 17:33
    0
    P (A or B) = P (A) + P (B) - P (A and B) P (A or B) = 0.7+0.55-0.3 P (A or B) = 0.4+0.55 P (A or B) = 0.95
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “A company that manufactures smartphones makes 70% of the phones with a touch screen and 55% of the phones with HD movie capability. 30% of ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers
You Might be Interested in
Nicholas wrote the steps below to simplify the fraction 20/30. Find his error and correct 20/30 = 20/5=4 30/6 = 5
Answers (1)
What are some different ways you could rewrite 32. y using the commutative property of multiplication
Answers (1)
At the beginning of year 1 Lisa invests $500 at an annual compound interest rate of 3% she makes no deposits to or withdrawals from the account which explicit formula can be used to find the accounts's balance at the beginning of year 6 what is the
Answers (2)
The roman empire was established in 509 B. C. and fell 985 years later. in what year did the empire fall?
Answers (1)
Insert commas in the correct positions for the number3790241068
Answers (2)
New Questions in Mathematics
A certain type of bacteria, given a favorable growth medium, doubles in population every day. If you begin with 10 bacteria, how many days will it take for the population to reach 20,000
Answers (1)
If you wanted to find the depth of a submarine during a dive, would it be more reasonable to use an equation with the rate in feet per minute or feet per hour? Explain your reasoning.
Answers (1)
What value of satisfies the equation 2n-3 (4n+5) = -6 (n-3) - 1
Answers (1)
A supplier has delivered 9 pallets of material to the hardware store. The delivery needs to be inventoried in 1.5 hours. How many pallets must be inventoried per hour?
Answers (2)
Solve x for 3 х - 1 = - 13
Answers (2)
Home » Mathematics » A company that manufactures smartphones makes 70% of the phones with a touch screen and 55% of the phones with HD movie capability. 30% of the phones have both a touch screen and HD movie capability.
Sign Up Forgot Password?