Posted by firah on Thursday, September 13, 2012 at 3:56am.
mrs tan bought 10 kg of rice .if she cooked 400g of rice everyday how many days did the bag lasts?

maths  Bosnian, Thursday, September 13, 2012 at 4:14am
1 kg = 1,000 g
10 kg = 10,000 g
10,000 / 400 = 25
OR
400 g = 0.4 kg
10 / 0.4 = 100 / 40 = 25

maths  Bosnian, Thursday, September 13, 2012 at 4:15am
Sorry.
10 / 0.4 = 100 / 4 = 25
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