Lunch

Lunch is given to seniors from 12:15 to 12:40 during the Coronavirus pandemic. What angle will the minute hand of clock describe during this time?

Correct answer:

A =  150 °

Step-by-step explanation:

$$\begin{gathered} t=40-15=25\text{ min } \\ A=360\cdot {\displaystyle \frac{t}{60}}=360\cdot {\displaystyle \frac{25}{60}}=150\text{°} \end{gathered}$$

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