The probability that an american company will open a location in shanghai, china is 0.7. the probability that it will open a location in beijing, china is 0.4. the probability that it will open a location in either shanghai or beijing or both is 0.8. what is the probability that the company will open a location in:
(a) both shanghai and beijing?
(b) neither shanghai nor beijing?
(c) beijing but not in shanghai?
(d) shanghai given that it opens a location in beijing?

Asap (explain how you got it as well for brainliest)i tried 1: 2 and 2: 3 and they were wrong. picture of figure: in the figure below, the segment is parallel to one side of the triangle. the ratio of 12 to y is1: 21: 31: 42: 3

An electronics manufacturer wants to know if customers would be interested in a detachable keyboard for their tables and if so, what the most important features would be. the manufacturer partners with an electronics store to include copies of the survey with every purchase at that store for one week. which of the following best explains why this random sample is unlikely to be a good representative sample of tablet owners' preferences for a detachable keyboard? a) one week is likely not enough time to get a large enough sample. b) most people won't bother to send in the survey, which is likely to skew the results c) there is no way to verify whether the responders to the survey actually own a tablet d) the survey is biased because it was conducted through an electronics store, not the general population

Diana is painting statues she has 7/8 of a liter of paint each statue requires 1/20 of a liter of paint how many statues can she paint?