Choose the word from the drop-down menu that completes each sentence A/An

Brian's school locker has a three-digit combination lock that can be set using the numbers 5 to 9 (including 5 and 9), without repeating a number. the probability that the locker code begins with a prime number is %. the probability that the last digit of the locker code is an odd number is %.

How many structures do prokaryotic cells have in common with the eukaryotic cells? a. 2b. 3c. 4d. 5

One cubic foot is equal to 7.48 gallons how many gallons of water does jose need to fill his aquarium? round to the nearest gallo