Math 6A, Lesson 7, Spring 2017, 4/2/2017

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Math 6A, Lesson 7, Spring 2017, 4/2/2017

1. Average Rate

  • Rate involves two quantities and it is usually expressed as one quantity per unit of another quantity.
  • $/oz, mile/gal, words/min, $/sq.ft, $/hour

2. Speed, uniform/constant speed and average speed

  • Speed = (distance traveled) / (time taken)
  • Average Speed =  (total distance traveled) / (total time taken)

3. Conversion of units

  • km/hr → m/s → miles/hr
  • $/inch → $/ft
  • $/ticket → euro/ticket

4. Home Work:

  • Page 34: 5, 6, 7, 8, 9, 10
  • Page 35: 11, 12, 13, 14, 15, 16, 17
  • Page 36: 18, 19, 20, 21, 22

 

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