Question

dans chocolate bar is 78% cocoa. if the weight of the chocolate bar is 58 grams, how many grams of cocoa does it contain? round your answer to the nearest tenth.
grams

Explanation:

Step1: Convert percentage to decimal

$78\% = 0.78$

Step2: Multiply by bar weight

$\text{Cocoa weight} = 58 \times 0.78$
$58 \times 0.78 = 45.24$

Step3: Round to nearest tenth

$45.24 \approx 45.2$

Answer:

45.2 grams