A bicycle lock requires a two-digit code of numbers 1 through 9, and any digit may be used only once. Which expression would determine the probability that both digits are even?

A - P(both even) = (4P1)(3P1)/9P2

B - P(both even) = (4C1)(3C1)/9C2

C - P(both even) = (5P1)(4P1)/9P2

D - P(both even) = (5C1)(4C1)/9C2

Guests at an amusement park must be at least 54 inches tall to be able to ride the roller coaster. which graph represents the set of heights that satisfy this requirement?

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

How many grams the dog will eat in 3 days?