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Đổi: 2 tấn = 2000 kg
Số kg đường ngày hai bán được:
\(800\times\dfrac{4}{5}=640\left(kg\right)\)
Số kg đường ngày 3 bán được:
\(2000-800-640=560\left(kg\right)\)
Ngày thứ ba bán được:
\(2000-800-800\cdot\dfrac{4}{5}=560\left(kg\right)\)
Đổi 2 tấn = 2000 kg
Ngày thứ hai bán được số kg đường là
\(800\cdot\frac{4}{5}=640\)( kg)
Ngày thứ 3 bán được số kg đường là
\(2000-800-640=560\)( kg)
2 tấn = 2000 kg
ngày thứ 2 bán được :
800 x 4/5 = 640 (kg)
ngày thứ 3 bán được :
2000 - 800 - 640 = 560 (kg)
1 tấn = 1000 kg
Ngày thứ hai bán được : 300 x 2 = 600 (kg)
Hai ngày đầu bán được : 300 + 600 = 900 (kg)
Ngày thứ ba bán được : 1000 - 900 = 100 (kg)
Đáp số: 100kg đường.
1 tấn = 1000 kg
Ngày thứ hai bán được : 300 x 2 = 600 (kg)
Hai ngày đầu bán được : 300 + 600 = 900 (kg)
Ngày thứ ba bán được : 1000 - 900 = 100 (kg)
Đáp số: 100kg đường.
đổi 2 tấn=2000kg
tự tóm tắt nhé:
ngày thứ hai bán đc số kg đường là:
800x4/5=...........(kg)
ngày thứ 3 bấn đc số kg đường là:
2000-800-.....=........
đ/s
xin lỗi vì mk ko tính ra cho bn nhé
Đổi 1,5 tấn = 1500kg
Ngày thứ 2 cửa hàng bán được: 350x2 = 700(kg)
Ngày thứ 3 cửa hàng bán được: 1500-700-350=450(kg)
Ta có :1 tấn=1000kg
Ngày thứ 2 bán đc số đường là :300x2=600(kg)
=>Ngày thứ 3 bán đc số đường là:1000-300-600=100(kg)
Đáp số:100kg đường.
1 tấn = 1000 kg đường
Ngày thứ 2 bán được: 300 x 2 = 600 ( kg )
Ngày thứ 3 bán được: 1000 - 600 - 300 =100 (kg)
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Đổi 300 kg = 0,3 tấn
Ngày thứ hai bán được số tấn là:
0,3 x 2 = 0,6 ( tấn )
Ngày thứ ba bán số tán là:
1 - 0,3 - 0,6 = 0,1 ( tấn )
Đổi 0,1 tấn = 100 kg
Đáp số: 100 kg
đổi 1 tấn =1000kg
ngày thứ 2 bán được số kg đường là:
300*2=600{kg}
ngày thứ 3 bán được số kg đường là:
1000-{600+300}=100{kg}
đáp số:100 kg đường
số phần trăm hai ngày bán được là:
35% + 40% = 75%
số phần trăm ngày thứ ba bán được là:
100% - 75% = 25%
ngày thứ ba bán được là:
2400 : 100 x 25 = 600 (kg)
đáp số: 600 kg
so phan tram ban duoc 2 ngay dau la :
100-(35%+45%)=25%
so phan tram ban ngay thu 3 la :
100%-25%=75%
ngay thu 3 ban so kg la :
2400:100*75=600(kg)
d/s:600 kg
Ngày thứ 2 bán được số kg đường là :
800 x 4/5 = 640 ( kg )
Số kg đường ngày thứ 3 bán được là :
2000 - 800 - 640 = 560 ( kg )
1040 ngày thứ ba