Calculate the average speed and the average velocity of a complete round trip in which the outgoing 72,500 meters is covered at 25 m/s, followed by a 2-hour lunch break, and
the return 72,500 meters is covered at 15 m/s. Express your answer in km/hr.

a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be?

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answer; /// the above statement is (true);

the part of the wave he is travelling on is the crest

does anyone know or what?