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Mathematics 9 Online
caira12:

Explain what this competency means. If 16 ounces of bulk rice costs $2.50, how much would 24 ounces cost? Solve the problem and then verify your response using another method.

jhonyy9:

use the rule of 3 simple \[16 ounces cost $2,50 \] \[24 ounces cost $x \] x = 24*2,50/16 = $?

jhonyy9:

@caira12 do you understand it ?

caira12:

im really confused?

jhonyy9:

from these above wrote cross multiply and calcule the x value

caira12:

oh wait so it would cost $3.75 for 24 ounces?

jhonyy9:

exactly - very nice - so do you understand it now ?

jhonyy9:

was my pleasure good luck bye bye

caira12:

yes, but what does it mean when is says Explain what this competency means.

caira12:

@jhonyy9 what does it mean when it says "Explain what this competency means."

jhonyy9:

what mean competency ? how and where can you using this exercise ?

jhonyy9:

when you go making shoping - yes ?

jhonyy9:

this is clearly now ?

caira12:

yes, thank you

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