Lashonda's chocolate bar is \( 31 \% \) cocoa. If the weight of the chocolate bar is 69 grams, how many grams of coce contain? Round your answer to the nearest tenth.

To find out how many grams of cocoa are in Lashonda's chocolate bar, you can simply calculate \( 31\% \) of \( 69 \) grams. Use the formula: \[ \text{Cocoa grams} = \text{Total weight} \times \text{Cocoa percentage} \] Calculating this gives: \[ \text{Cocoa grams} = 69 \, \text{grams} \times 0.31 = 21.39 \, \text{grams} \] Rounding to the nearest tenth, Lashonda's chocolate bar contains approximately \( 21.4 \) grams of cocoa. Calculating percentages in real-life situations, like figuring out how much cocoa is in your favorite snack, can ensure you're making informed choices about your food consumption. Plus, knowing the exact amount could elevate your chocolate appreciation! It's a common mistake to confuse percentage calculations with whole numbers. Rather than simply multiplying, make sure to convert the percentage to a decimal before performing the calculation!