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It costs 3 yuan and 50 Jiao for one kilogram of pear and one kilogram of apple, 34 yuan for eight kilogram of apple and 11 kilogram of pear, and how many yuan for one kilogram of apple and pear
a + b = 3.5.1
So according to 1 8A + 8 B = 28.2
And because 8A + 11b = 34.3
Using 3-2, 3b = 6, B = 2;
a=1.5
Comparison size: 3 and - 5
If there's no other meaning
3 > -5
Apples are 1.2 yuan more expensive than pears per kilogram. The price of a kilogram of pears is 3 / 5 of that of a kilogram of apples. How much is it per kilogram of apples? Please make a list. Thank you
1-5/3=5/2
1.2/5/2=3
Apple 3, pear 1.8
5 / 7 kg soybean can extract 5 / 28 kg oil, 1 kg soybean can extract () kg oil, 1 kg oil needs () kg soybean
Five thousandth of seven grams of soybean can extract oil, five thousandth of twenty-eight grams, one kilogram of soybean can extract () kilogram of oil, and one kilogram of oil needs () kilogram of soybean
1/4 KG
4 KG
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