Suzie buys a salad for $5.12 and is given $14.88 as change. Which equation represents the situation if x is the amount Suzie had before she bought the salad?

A. 5.12x = 14.88

B. x - 5.12 = 14.88

C. 14.88 - x = 5.12

D. x + 5.12 = 14.88

A first-class postage stamp was $0.02 in 1885. The same first-class postage stamp in 2006 was 39¢. What is the percent of increase in the cost of a first-class postage stamp?

The larger square has area of 400 square inches. the areas of the two squares have a ratio of 1:4. what is the side lengh of the smaller square?

Tina's salsa class membership, which is $15, is deducted automatically from her bank account every month. Which expression shows the total deductions for the year?

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