18+15y-10
=18-10+15y
=8+15y
Answer:
4°
Step-by-step explanation:
12-8=4
therefore the answer would be 4 degrees
Answer:
4
Step-by-step explanation:
The mean is defined as adding all the numbers up and dividing by how many numbers there are, so:
3+8+2+2+5 = 20, 20/5 = 4
Answer:
115 minutes
Step-by-step explanation:
Range = highest observation - smallest observation
Highest observation = 130 minutes
Smallest observation = 15 minutes
Therefore range = 130 - 15
=115 minutes