GRADE 8 NUMBER SENSE (1998)

1. At the University of Washington, the men's basketball team and the women's basketball team both played the same number of games. The women's basketball team won of its games and the men's basketball team won of its games. What fraction of UW’s basketball games were won by UW?

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2. John took all his money out of his savings account. He spent three-fifths of his money on presents. Two-thirds of what was left he put back into his savings account, and the remaining $60 he donated to charity. How much money did John originally have in his savings account?

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3. The width of a certain cell is 3 x 10^{-6} cm. If 250 of these cells were placed side by side, how long would the entire row of cells be? Express the length without using scientific notation.

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4. Using the multiplication table below, find (A ÷ B) ÷ C. For example, A x C = B and C x A = B.

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5. If you were flying to a city 850 miles away, what will be the difference in flight time between flying into a 40 mph headwind and with a 40 mph tailwind if the plane’s maximum speed with no wind is 160 mph?

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