Problem 3. Lёsha bought a chocolate bar in the shape of a heart (see the picture on the right). Each whole small square of the bar weighs 6 g. How much does the entire bar weigh?

![](https://cdn.mathpix.com/cropped/2024_05_06_83a6c5e4a5c18bfc804cg-2.jpg?height=235&width=242&top_left_y=377&top_left_x=1114)

Answer: 240 g.
Solution. The tile consists of 32 whole squares and 16 triangles. Each triangle is half a square, meaning it weighs $6: 2=3$ g. Therefore, the weight of the chocolate tile is calculated as follows:

$$
32 \cdot 6+16 \cdot 3=240_{\Gamma} \text {. }
$$

## Criteria

4 p. The correct answer is obtained.