Answer:
3/5
Step-by-step explanation:
It is 3/5 because you can divide by 10 on the top and bottom. 30/50=3/5
The answer would be 12 and is a constant
Answer:

Step-by-step explanation:

Her mean score for the first 7 holes is around 2 because 4+11=15 and 15 divided by 7 equals a little over 2
Answer:
18= 2 x 3 x 3
Step-by-step explanation:
Basically, we branch out 18 into its prime factors. So, the prime factorization of 18 is 18= 2 × 3 × 3. A factor tree is not unique for a given number. Instead of expressing 18 as 2 × 9, we can express 18 as 3 × 6.