A bird lover was asked how many birds he had in the basket. He replied that there were all parrots but six, all pigeons but six, and all koel but six. How many birds he had in the basket in all ?Options188910
Question
A bird lover was asked how many birds he had in the basket. He replied that there were all parrots but six, all pigeons but six, and all koel but six. How many birds he had in the basket in all ?Options188910
Solution
Vamos a resolver el problema paso a paso.
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Supongamos que el número total de aves en la canasta es .
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Según la información dada:
- Hay "todos loros menos seis", lo que significa que hay loros.
- Hay "todas palomas menos seis", lo que significa que hay palomas.
- Hay "todos koeles menos seis", lo que significa que hay koeles.
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Ahora, sumamos el número de cada tipo de ave:
- Número de loros:
- Número de palomas:
- Número de koeles:
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La suma de todas las aves debe ser igual al número total de aves en la canasta, es decir, :
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Simplificamos la ecuación:
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Resolvemos para :
Por lo tanto, el número total de aves en la canasta es 9.
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