jay2912 jay2912
  • 21-12-2015
  • Mathematics
contestada

which of the following is a composite number 63 ,31, 13 ,61

Respuesta :

WorldCitizen WorldCitizen
  • 21-12-2015
A composite number is a number that is not prime, that is, it has factors.

Here, it's 63: it's divisible by 3:

63/3=21

and then by 3 again:

21/3=7

and only 7 is a prime.

so 63 is the answer
Answer Link

Otras preguntas

Anastasia is grocery shopping with her father and wonders how much shopping is left to do. "We already have 60%, percent of the items on our list," her father s
what time was Jesus put on the cross
which of the following is a composite number 63 ,31, 13 ,61
Part A: Sam rented a boat at $225 for 2 days. If he rents the same boat for 5 days, he has to pay a total rent of $480. Write an equation in the standard form
One function of _____ tissue is to hold organs and other tissue in place. a: epithelial b: connective c: nervous d: muscular
what percent is $10,000 out of a 120.000
what pattern did erwin chargaff discover in nitrogen bases
a 14 ounce energy drink contains 10 1/2 teaspoons of sugar. How much sugar is in one ounce of the drink?
is pitch an adjective
Please Translate to Spanish!!!!! Please translate- but don't use an online translator. Every year, my family and I take a vacation. We usually go to Washington