If Captain Jones runs 3 miles in 40 minutes, how many miles would he run in 2 hours?

Answer 1

#=9# miles

#2hours=2times60=120# minutes Captain runs #3# miles in 40 minutes; So in #1# minute he runs #3/40# miles So in #120# minutes (or 2 hours) he runs #3/40times120=9# miles
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Answer 2

#9 " miles"#

This is an example of a direct proportion - he will run more miles in more minutes. (2 hours = 120 minutes)

#("miles")/("minutes") " "3/40 = x/120#
#40x = 3xx120#
#x = (3xx120)/40#
#x = 9 " miles"#
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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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