Answer:
She can paint 4 rooms.
Step-by-step explanation:

Answer:
what do you mean by those?
The answer is 8.4 so you would need 9 rolls of ribbon
Answer:
? wouldn't it be obtuse
Step-by-step explanation:
Answer:
k = 3/7
Step-by-step explanation:
121212kkk = 848484
divide each side by 121212
kkk = 7
3k = 7
k = 3/7