(03.04 MC) Given P(X) = 0.35, P(Y) = 0.45, and P(Y|X) = 0.25, what are P(X and Y) and P(X or Y)? (5 points)
ed
Select one:
a. P(X and Y) = 0.0875, P(X or Y)= 0.7
1
O b. P(X and Y) = 0.0875, P(X or Y) = 0.7125
C. PlX and Y) = 0.8, PIX or Y) = 0.7
O!
d. P(X and Y) = 0.8, P(X or Y) = 0.7125

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years