Case 1 - Horizon Cleaners

question 19

Multiple Choice

Case 1 - Horizon Cleaners
Horizon Cleaners is an organic dry cleaner for clothing. The price for dry cleaning a shirt is $3.00, the price for pants is $3.50, and the price for dresses is $4.00. All clothes can be either washed or dry cleaned. Dry cleaned clothes can be hung or folded, and folded items cost an additional $0.50 per item
-The interface provides a text box for the user to enter the number of shirts being laundered.You want to make sure a string typed in by the user can be converted to a number to be used in the calculation for the total.Which of the following statements is valid?

• A)strIsOK = TryParse(txtShirts.Text, intShirts)
• B)strIsOK = Integer.TryParse(intShirts, txtShirts.Text)
• C)blnIsOK = Integer.TryParse(txtShirts.Text, intShirts)
• D)blnIsOK = TryParse(txtShirts.Text, intShirts)

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Definitions:

Absolute Value

The distance of a number from zero on the real number line, disregarding whether it is positive or negative.

Simplify

Simplify refers to the process of making an equation, expression, or problem simpler to understand or solve, usually by reducing complexity.

Radical

A symbol (√) representing the square root or nth root of a number or expression.

Square Root

A value that, when multiplied by itself, gives the original number. It is often represented by the radical symbol \(\sqrt{}.\)