Respuesta :
Answer:
10 seconds
Step-by-step explanation:
420 divided by 42 is 10 and its says 42 ft per sec so 10 seconds
According to formula of speed, Lainey will take 10 seconds to travel from the top to the bottom of the slide.
What is the formula of speed?
The formula for Speed is given as [Speed = Distance ÷ Time]. To calculate the time, the speed formula can be molded as Time = Distance ÷ Speed].
Given Distance = 420 feet
Given speed = 42 feet per second
Time = Distance ÷ Speed = 420 ÷ 42 = 10 seconds
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