JohnPayenda
contestada

Can anyone solve it please:
Grace has a cat, a bird and a package of bird seed. She wants to get all three home safety, but her bicycle will hold only one at a time. The cat will eat the bird if they two are left alone together. The bird will eat the birdseed if they are left alone. How many trips does Grace need to make to get everything safety? Explain!

Respuesta :

Grace will take the bird first drop it off go back get the birdseed go back to the bird drop birdseed grab bird go back drop bird pick up cat go to birdseed on the other side drop the cat go back again get the bird then bring it back 

All in all she went 7 times 

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