Answer:
80%
Step-by-step explanation:
Cost of materials for a bar of soap = $ 2.50
Selling price for a bar of soap = $ 4.50
Markup percent = 
Markup percent = 
= 
= 
= 
= 80<em>% </em>
I think the answer is 745
Answer:
2.4 hours
Step-by-step explanation:
Answer:median=28+19/2=37.5
hope it helps
Step-by-step explanation:
mean=sum of items/no. of items=35+28+19+18/4=86.5
After 2 years you have 45 fishes!
20x1.5 =30 after 1st year
30x1.5=45 after 2nd year