Chapter 7 Rate and Ratio 7A p

2. The selling price of 3 boxes of cereal is $120. Each box is of 2 kg. Find the price rate of the cereal in (a) $/box, (b) $/kg. 3. A train travels 9 000 m in 15 minutes. Find the speed of the train in (a) m/min, (b) km/h. Ex 7A 10–14 Example 2 Instant Drill 2 The typing speed of Kelly is 60 words/min. How many words can she type in 3 minutes? ................
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