Part 1

Definitions:

Ratio- Measures 2 different quantities in the same unit.

Rate- Compares 2 quantities in different units.

What is the difference between ratio and rate?

Rate compares 2 of the same in a different unit. Ratio compares 2 different quantities in the same unit.

Pg.60

6. Gina earns $78.00 for working 6 h. Asad makes $192.50 after working 14 h. Determine each person's unit rate of pay. Who has a greater hourly rate of pay?

Gina: $78/6h = 13/1h Gina gets $13 an hour.

Asad $ 192.50/14 = $13.75/1h Asad gets 13.75 an hour.

Asad gets more pay than Gina.

Pg. 60

10. Trevor rode his mountain bike 84 km in 3 h. Jillian rode 70km in 2.5 h. Who is the faster cyclist? How do you know?

## Tuesday, November 3, 2009

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