Event b is dependent on event A and event a occurs before event b. Which expression is equal to the probability of event A

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

answer: c. is your answer

step-by-step explanation: get me a black leather coat

15.36 per mile

but forgot to round

i am pretty sure