macjacknsam macjacknsam
  • 12-11-2015
  • Mathematics
contestada

Which is a prime number
60
67
65
63

Respuesta :

204PANDA 204PANDA
  • 12-11-2015
Use the rule of divisibility :
60 is composite because it is even so it can be divided by 2
67 is prime because none if the divisiblility rules work on it
65 is composite because it has a five by the end which means it can be divided by 5
63 is composite because the sum of the digits equal to nine which can be divided by 3 and nine
Answer Link

Otras preguntas

Who benefitted from the U.S. acquisition of Florida from Spain? Fur traders, who benefitted from the removal of the Spanish fur trade Planters, who were able t
(7/8) (x) = -2/3 What is the value of x?
The economist Thomas Malthus wrote that the human population would _____ its food supply and _____.
Who was anne franks boyfriends name at the beginning of her diary
Islam became a prominent religion in India because ofA trade with AfricaB the rule of the MughalsC an invasion by the PersiansD alliances with southwest Asia
There are 28 students in math class. 22 of them passed the test. What percentage passed the test?
Which two minor layers are part of a main layer
What is meant by "solar radiation equilibrium" in the related ecology principle?
If an animal cell shrinks, it was probably placed in a _____. hypotonic solution hypertonic solution isotonic solution
FIND THE PROBABILITY OF CHOOSING A BLUE MARBLE THEN RED MARBLE IF THE MARBLES ARE NOT REPLACED there are 4 white 3 blue and 5 red marbles