# Math

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Dan went to the bookstore .he has spent \$17.00 of his \$20.00 already .he needs to buy a few disk.how many can he buy with his remaining money if each disk cost 90 cents ?

• Math -

3.00/0.9 = ?

• Math -

Your inequality is .90d <= 3

.90d / .90 <= 3 / .90

<= 3 1/3 or approximately 3 disks.

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