identify the percent change as an increase or a decrease. then find the percent of change. round to the nearest tenth if necessary.

a) 5 cups to 8 cups

b) 150 lbs to 135 lbs

c) $14 to $10

d) 1/3 to 2/3

e)1/3 to 1/6

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.