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Popular Word Problems >

a duck flew at 18 miles per hour for 3 hours, then at 15 miles per hour for 2 hours. How far did the duck fly in all

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Solution

aduckflewat18milesperhourfor3hours,thenat15milesperhourfor2hours.Howfardidtheduckflyinall

Solution

wholedistance:84
Solution steps
Given Speed:
trip1:18
trip2:15
Given Time:
trip1:3
trip2:2
Write expression for the distance travelled using the formula:Distance = Speed ⋅ Time
trip1:18⋅3=54
trip2:15⋅2=30
trip1trip2​Speed1815​Time32​Distance5430​​
Write an equation for whole distance54+30=84
wholedistance:84

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