Answer:
Step-by-step explanation:
The the 3 consecutive numbers be
X, X + 1, X + 2
: X + X + 2 = 60
2X = 60 - 2
2X = 58
X = 58/2
X = 29
THE NUMBERS ARE 29, 30 AND 31
Answer: 
Step-by-step explanation:
Given
The temperature in Canada at 6 am on Christmas was 
By noon the temperature had risen by 
So, the temperature in Canada at noon is

Answer: C) for each student there are four markers
Step-by-step explanation:
If there are 10 students absent that day then there would only be 15 students in the class. Then you take 60/15= 4. So each student would get 4 markers.
hope this helps!!