Answer:
3.26
Step-by-step explanation:
if there is a five you round it up too 3.26
Answer:
y+30
Step-by-step explanation:
the sum of the numbers is 15y
the new sum after increase each number by 30 is 15y+450
the new mean 15y+450/15
= y+30
Answer:
.6
Step-by-step explanation:
Answer: 
Step-by-step explanation:
Given
Speed of boat 


