Answer:
umm... there is no problem
Answer:
18 logs.
Step-by-step explanation:
Since a stove burns 4 logs per 2 hours, then the stove will burn 2 logs in one hour. There fore in 9 hours the stove will burn 2*9 which is 18 logs.
4:2= 2 logs per hour
2*9=18 logs per 9 hours.
Answer:
{10;20}
Step-by-step explanation:
X & Y = {10;20}
Answer: A
Step-by-step explanation: