Cement blocks

Each cement block weighs 7.9 kilograms. How much do 6 blocks weigh in total?

Correct answer:

m =  47.4 kg

Step-by-step explanation:

$$\begin{gathered} m_1=7.9\text{ kg } \\ n=6 \\ m=n\cdot m_1=6\cdot 7.9={\displaystyle \frac{237}{5}}={\displaystyle \frac{237}{5}}\text{ kg}=47.4\text{ kg} \end{gathered}$$

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