1. Mark for Review There are 450 tiles In a box. of these MIes. 6% are black. How many black tiles are in the box? square Answer Proviow:

To solve this problem, we need to calculate 6% of the total number of tiles in the box. Here's the step-by-step solution:<br /><br />### Step 1: Write down the given information<br />- Total number of tiles = 450<br />- Percentage of black tiles = \( 6\% \)<br /><br />### Step 2: Use the formula for percentage<br />The formula to calculate a percentage of a quantity is:<br />\[<br />\text{Percentage value} = \left( \frac{\text{Percentage}}{100} \right) \times \text{Total Quantity}<br />\]<br /><br />Substitute the values:<br />\[<br />\text{Number of black tiles} = \left( \frac{6}{100} \right) \times 450<br />\]<br /><br />### Step 3: Simplify the calculation<br />\[<br />\text{Number of black tiles} = 0.06 \times 450<br />\]<br />\[<br />\text{Number of black tiles} = 27<br />\]<br /><br />### Final Answer:<br />There are **27 black tiles** in the box.<br /><br />