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Magazine Problem 88
New Car Purchase Selena's new car cost \(\$ 23,795.95 .\) Round this number to the nearest: (a) dollar (b) thousand dollars (c) ten thousand dollars.
Problem 89
Sales Tax Hyo Jin lives in San Diego. She bought a refrigerator for \(\$ 1624.99\) and when the clerk calculated the sales tax it came out to exactly \(\$ 142.186625\) Round the sales tax to the nearest (a) penny (b) dollar.
Problem 90
Sales Tax Jennifer bought a \(\$ 1,038.99\) dining room set for her home in Cincinnati. She calculated the sales tax to be exactly \(\$ 67.53435\) . Round the sales tax to the nearest (a) penny (b) dollar.
Problem 94
Gerry saw a sign advertising postcards marked for sale at "10 for 0.99\(\not {c} .\) " What is wrong with the advertised price?
Problem 100
In the following exercises, add or subtract. $$15.35-20.88$$
Problem 110
In the following exercises, add or subtract. $$100-65.83$$
Problem 123
In the following exercises, multiply. $$(0.3)(0.4)$$
Problem 124
In the following exercises, multiply. $$(0.6)(0.7)$$
Problem 125
In the following exercises, multiply. $$(0.24)(0.6)$$
Problem 129
In the following exercises, multiply. $$(8.52)(3.14)$$
