Answer:21
Step-by-step explanation: The median is the number in the middle sorted from least to greatest, here 21 is the middle number.
Answer:
...
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given


-- folded twice
Required
The area of the new rectangle
When the length was folder, the new length is:

When the width was folder, the new width is:

So, the new area is:



Well actually depending on the size, if a small one I would use liters, but if a large ones like Olympics I would use kilolitres.
Answer: 44 gallons
Step-by-step explanation:
Using proportion,
33 gallons = 3hours
X = 4hours
Cross multiply
3 × X = 33 × 4
3X = 132
Divide bothside by 3
3x/3 =132/3
X = 44
Therefore the helicopter uses 44gallons for 4 hours.