This expression is correct. It shows the price John pays for the jeans on the left side of the + symbol (30n), and the amount of tax he has to pay on the right side of the symbol (0.08(30n)).
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Assuming the size of the whole remains constant, as you divide the whole into more pieces, each piece must be smaller. For example, when a whole is divided into four pieces vs nine pieces, 1/4 of the whole is larger than 1/9 of a whole.
Answer:
60
Step-by-step explanation:
60x60=3,600
100,000
because the 8 makes the 9 round up into a 10
4.5, since 6 times .75 (the model height) is 4.5