Find the GCF of each pair of monomials. 1. 20, 45x

2. 15r, 25

3. 8xy, 14x

4. 16mn, 24m

5. 25f, 60g

6. 33c, 55cd​​

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!