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I need help ASAP! Lainey is sliding down a water slide that is 387 feet long at a rate of 43 feet per second. How long will it take Lainey to travel from the top to the bottom o…

I need help ASAP! Lainey is sliding down a water slide that is 387 feet long at a rate of 43 feet per second. How long will it take Lainey to travel from the top to the bottom o…
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I need help ASAP!

Lainey is sliding down a water slide that is 387 feet long at a rate of 43 feet per second. How long will it take Lainey to travel from the top to the bottom of the slide?

9 seconds

344 seconds

-9 seconds

-344 seconds

User SleeptightAnsiC
by
8.8k points

1 Answer

6 votes
set this up as a proportion. 43 ft/ 1 sec to 387 ft/ x sec. Now cross multiply to get:

43x = 387

now divide by 43 on each side to get:

x = 9 sec
User Sic
by
8.7k points
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