SOLUTION: The jet boat went "b" miles in "h" hours but arrived 2 hours late. How fast should it have traveled to arrive on time?

Question 1157007: The jet boat went "b" miles in "h" hours but arrived 2 hours late. How fast should it have traveled to arrive on time?
Found 3 solutions by josgarithmetic, josmiceli, MathTherapy:
Answer by josgarithmetic(39630)   (Show Source): You can put this solution on YOUR website!
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jet boat went "b" miles in "h" hours but arrived 2 hours late. How fast should it have traveled
-----------------------------
?

b is given. h is given. SPEED TIME DISTANCE DID b/h h b ON TIME r h-2 b

------------SHOULD travel miles per hour
Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
Let = time of travel in order to arrive on time
= arrives time 2 hrs late
Let = the speed of the jet boat in mi/hr arriving 2 hrs late

Let = the speed I should add in order to
arrive in hrs

answer
-----------------------------------------------------
check:
Suppose
mi
hrs ( arriving 2 hrs late
hrs to arrive on time

mi/hr
-------------------

mi/hr
check this with the answer:

OK
Feel free to get a 2nd opinion on this

Answer by MathTherapy(10557)   (Show Source): You can put this solution on YOUR website!

The jet boat went "b" miles in "h" hours but arrived 2 hours late. How fast should it have traveled to arrive on time?

It's as simple as this: Speed going:
Time to get to destination, on time: h - 2
Speed to get to destination on time:
That's ALL!
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