Branliest to who ever answers best and correct and 30 points

david visited the home improvements store 45 times in 1999 and 54 times in 2002. what is the percent of increase in the number of times david visted the home improvements store from 1999 to 2002. to find percent of increase divide the amount of change by the original amount. write a math sentence to find the percent of increase

answer percent of increase = divided by _ times 100 or
percent of increase =_

a) one student is chosen from classroom a, then a student is chosen from classroom b.  

step-by-step explanation:

independent events are ones in which the probability of one event does not affect the probability of the second event.

one student is chosen from classroom a; this does not affect the chances of choosing a student from classroom b.   this makes these independent events.

when one card is chosen from a standard deck and then set aside before a second card is chosen, the probability of the second card being chosen changes.   this makes them dependent events.

when one student is chosen from classroom a and then a second student is chosen from classroom a, the probability of choosing the second student changes.   this makes them dependent events.

when a letter is chosen from the alphabet and then a second letter is chosen, the probability of choosing the second letter changes.   this makes them dependent events.