High School

The amount of daily electricity, in kilowatt-hours, that a solar panel produces is determined by the product of the rated output, in kilowatts, of the solar panel and the hours of direct sunlight the panel receives that day.

If for 21 consecutive days, a solar panel receives 4 hours of direct sunlight per day and has a rated output of 0.375 kilowatts, how much electricity, in kilowatt-hours, will the solar panel produce during these 21 days?

Answer :

There are 8 students at each of 4 round tables in the cafeteria. There are 64 students at long table. Use the bar module to write and solve an equation to find how many students there are in the cafeteria.

Step-by-step explanation:

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