Each batch of 48 cookies that Amy makes takes 20 minutes in the oven. If the oven is on for 3 hours and 55 minutes (15 minutes f
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4y^2 + 2 - 2 = 38 - 2 (subtract both side by 2)
4y^2 = 36
Divide by 4:
y^2 = 9
y =
y = 3
Answer:
4000 feet
Step-by-step explanation:
GIVEN: An airplane is flying at an elevation of and lands on an airstrip
below sea level.
TO FIND: What is the difference between these two elevation.
SOLUTION:
Elevation of airplane while flying
As airstrip is below sea level,
Elevation airplane while on airstrip
Difference between elevations
Hence difference between elevations is 4000 feet.