Help with homework

Madisonkitty

New member
Joined
Sep 16, 2011
Messages
1
Mrs. Smith has bolts of material that have lengths of 42, 63, and 105 inches. She needs to cut the fabric into equal length pieces with none left over. What is the greatest length of fabric pieces she can cut?

One number has a prime factorization of 23 · 32, and another number has a prime factorization of 22 · 33. Which of the following expressions would equal the greatest common factor of these two numbers?

25 · 35
23 · 33
22 · 32
2 · 3


What is the prime factorization of 81m2x3?


92 · m2 · x3
33 · m2 · x3
33 · m · x
34 · m2 · x3


Find the GCF of 75, 100, and 175.

Find the GCF of n3t2 and nt4.


Which of the following statements is true about 63 and 20? They are relatively prime.
They have more than one common factor.
They each have a factor of 4.
They are both prime numbers


The greatest common factor of 60w5y3 and 78wy2 is _____.
2wy2
6wy2
6w5y3
13w5y3

Find the GCF of 22ab2c2 and 40a3c2.
4a3b2c2
2ab2c2

4ac2

2ac

Thanks so much!!




 
Top