Lorenzo2319 Lorenzo2319

20-09-2016
Mathematics

Answered

What is the greatest common factor of 30, 45, and 75?

Verified Answer :

rinka2021219 rinka2021219

20-09-2016

First, write out all the prime factorisation of 30, 45, and 70.
30: 235
45: 335
70: 257
Then, find a number that all three numbers have in common; which is 5. So, 5 is the greatest common factors of 30, 45, and 70.

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