Debbie did a survey of how many states the members of her class had visited. The
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A water hose had filled up 1⁄3 of a pool after 1⁄2 of an hour. At this rate, how many hours would it take to fill the pool?
It takes 1.5 hours or 1 hour and 30 min. to fill the pool.
Step-by-step explanation:
To write the number is standard form we need to move the decimal point six times to the right, then:
therefore the answer is b.