Tres Embalagens
How many supermarkets are there in three packages? 3
Many supermarkets have very different packaging under the same brand of soap or powder. The 2.5kg package costs R $ 10.75, the 3.8kg package costs R $ 17.10 and the 900g package costs R $ 4.30. Alternatively start running Ise and Single:
a) 2.5 kg of sodium or 1 kg costs less than 1 kg.
b) 3.8 kg or 1 kg packaging cost less than 1 kg.
c) Or price 1 kg; same package 2.5 kg and 900 grams.
d) The price of 1 kg 2.5 is equivalent to 2.5 kg and 3.8 kg packages.
e) 900 g package or 1 kg cost less than one kg.
We went there
Let's look at the price per kg of each packing quantity:
i) 2.5 kg cream RP. 10.75. Price per kg: 10.75 / 2.5 = R $ 4.30
ii) 3.8 kg cream R $ 17.10. Price per kg: 17.10 / 3.8 = R $ 4.50
iii) Price 0.900 kg R $ 4.30. Price per kg: 4.30 / 0.900 = R $ 4.78
im, check, as options provide, ConclusionÃÂ £ or just valid © © a:
Hello Internet users.
a) BRL 10.75 / 2,500 g = BRL 0.0043 / g
b) BRL 17.10 / 3800g = BRL 0.0045 / g
c) BRL 4.30 / 900g = BRL 0.0048 / g
D) The price is not equal.
e) The price is not low.
Template: Draw a letter because ƒÂ © is a unique alternative where the price per gram is lower.
Letter a
10.75 / 2.5 = 1 kg IDR 4.30
17.10 / 3.8 = 1kg R $ 4.50.
900 grams = 0.9 kg
4.30 / 0.9 = 1kgR 4.77.
ahem what a great year !!!
Principle 3
1. Packing 2.5x = 10.75
x = 4.3 kg each
Second package 3.8x = 17.10
x = 4.5 per kg
3. Packaging 0.9x = 4.30
x = 4.8 kg each
Representative letter to
BRL 10.75 / 2.5 = BRL 4.30 / kg ƒÂ © or less per kg
BRL 17.10 / 3.8 = BRL 4.5 / kg
€ 4.30 / 0.9 = € 4.77 / kg
1) 10.75 / 2.5 = 4.30 reis / kg
2) 17.10 / 3.8 = 4.50 / / kg
3) 4.30 / 0.9 = 4.78 Reis / kg
Singular correct (a)
Share or price (in kg for convenience) and I can compare which one is more or less correct to look for.
