Your younger brother is doing his Gr. 8 homework. He is trying to calculate the density of a particular type of wood. He is told that 10 cubic metres (i.e. 10 m 3 ) of this type of wood has a mass of 4 kg. He divides the 10 by the 4 to get a value of 2.5. Which of the following statements about the number are correct?
Jou jonger broer doen sy Gr. 8 huiswerk. Hy probeer om die digtheid van 'n spesifieke tipe hout te bereken. Hy word gesê dat 10 kubieke meter (d.w.s. 10 m 3 ) van hierdie tipe hout 'n massa van 4 kg het. Hy deel die 10 met 4 om 'n antwoord van 2.5 te kry. Watter van die volgende stellings oor die getal 2.5 is korrek?

Question

Your younger brother is doing his Gr. 8 homework. He is trying to calculate the density of a particular type of wood. He is told that 10 cubic metres (i.e. 10 m 3  ) of this type of wood has a mass of 4 kg. He divides the 10 by the 4 to get a value of 2.5. Which of the following statements about the number  are correct? 
 Jou jonger broer doen sy Gr. 8 huiswerk. Hy probeer om die digtheid van 'n spesifieke tipe hout te bereken. Hy word gesê dat 10 kubieke meter (d.w.s. 10 m 3 ) van hierdie tipe hout 'n massa van 4 kg het. Hy deel die 10 met 4 om 'n antwoord  van 2.5 te kry. Watter van die volgende stellings oor die getal 2.5 is korrek?

Accepted Answer

2.5 is the number of cubic metres that 1 kg of this wood will fill 
 2.5 is die aantal kubieke meter wat 1 kg van hierdie hout sal vul.

Answer

2.5 is meaningless 
 2.5 is sinloos

Answer

2.5 is the density of the wood 
 2.5 is die digtheid van die hout

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Your younger brother is doing his Gr. 8 homework. He is trying to calculate the ...

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