Answer:
Can buy 14 rolls
Step-by-step explanation:
Cost per roll:
4.25 / 3 = 1.42 each roll
How many can buy for $20:
1.42x = 20
x = 14 rolls
looks good!
The approximate value of the area is
we know that
The area of the circle (landing pad) is equal to
we have
substitute
----> exact value of the area
Find the approximate value
assume
------> approximate value of the area