1 B 28 is not divisible by 3
2. C 12 is divisible by 12
3. 5 is the greatest common factor
4. 23 is prime
5. 47 is prime
6 4 is the greatest common factor
The slope is:(9-3)/(1-(-2))=6/3=2
6 and 1/2= 13/2. 13/2*1/6=13/12 so they spent 1 and 1/12 of an hour on recess
Answer:
he is 11 years old
Step-by-step explanation:
