Determine the average speed for trip

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Q1. Sally travels by car from one city to another. She drives for 24 min at 63.0 km/h, 52.0 min at 42.0 km/h, and 18.0 min at 81.0 km/h, and she spends 5 min eating lunch and buying gas.

(a) Determine the average speed for trip.

(b) Determine the total distance travelled.

Q2. A football kicker can give the ball an initial speed of 37 m/s. He is 39 m from the goalpost which has a crossbar 2.61 m high.

What is the smallest and largest angle he can score a field goal at?

Reference no: EM1320345


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