# Trucks

Three lorries droved bricks. One drove n bricks at once, second m less bricks than the first and third 300 bricks more the first lorry. The first lorry went 4 times a day the largest went 3 times a day and the smallest 5 times a day.

How many bricks brought:

a / all lorries in one day.

b / all lorries per week / Sunday don't worked /?

How many bricks brought:

a / all lorries in one day.

b / all lorries per week / Sunday don't worked /?

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