angelalivingsto
angelalivingsto angelalivingsto
  • 03-10-2017
  • Mathematics
contestada



Which number is a factor of 20 and also a prime number?


A.
4


B.
5


C.
7


D.


10

Respuesta :

zrh2sfo
zrh2sfo zrh2sfo
  • 03-10-2017
20 = 2 x 2 x 5, which can also be written 20 = 2² x 5
thus B is your Answer.
Answer Link
AwesomeHarsi
AwesomeHarsi AwesomeHarsi
  • 03-10-2017
The answer is 5 because, 20= 5*4 then 4= 2*2, from these options 5 is the answer
Answer Link

Otras preguntas

Which best describes the difference between plant and animal cells? Plant cell donor have a true nucleus?
Consider the vocabulary words from Walden. Select the word from the drop-down menu that correctly completes the sentence. Fall is one of my favorite seasons. I
write the numeral to represent four hundred and eight thousand and sixty-four
Match the correct system with the correct functions.​
HEEELLLPPP!!!!!!!!! PLEEAASEEE!!!!!!!!
Tovia is playing a video game and currently has 250 points. She can make it to the next level when she has a total of 1000 points. If she can score 45 points pe
Will surveyed students at his school about whether they have ever gone snowboarding and whether they own a skateboard. He found that 35 of the 99 students who o
i need help and i dont know how to do the work of it​
True or false: The percentage of rock or sediment that consists of voids or openings is a measurement of a rock's ability to hold water. True
Carla grew up in a war-torn country, witnessed violence, and lost her beloved father when she was 10 years old. Which is NOT a quality that might help promote r