Question 56828
the average wind speed increased 19mi/h from 8am to noon. it decreased 5mi/h from noon to 4pm at 4pm the average wind speed was at least 32mi/h what is the minimum value of the average wind speed at 8am
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At 4pm it was >=32 mph
at noon it was >=32+5 =37 mph
at 8 am it was >=37-19=18 mph
Cheers,
Stan H.