1. Gleemy Toothpaste is on sale at the local Drug Mart. Rene needed toothpaste, but he wasn't sure which size was the better deal. If a 6 ounce tube costs $1.09 and an 8 ounce tubes costs $1.45, which is the better buy?
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2. A printer has to number the pages of a book from 1 to 150. If the printer uses a separate piece of type for each digit in each number, how many pieces of type in all will he have to use?
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3. What are the prime factors of 3570?
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4. The staircase shown in the diagram is 4 units tall and contains 10 unit squares. If the staircase were extended until it was 12 units tall, how many unit squares would it contain in all?
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5. Express the following as a simple fraction in lowest terms: | ______________ |