K
Khách

Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.

10 tháng 10 2021

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:

\(2000-800-640=560\left(kg\right)\)

 

10 tháng 10 2021

Ngày thứ ba bán được:

\(2000-800-800\cdot\dfrac{4}{5}=560\left(kg\right)\)

22 tháng 9 2019

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)

22 tháng 9 2019

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)

10 tháng 2 2019

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.

10 tháng 11 2017

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.

Ngày thứ ba bán được:

1500-350-700=450(kg)

8 tháng 12 2021

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)

 

7 tháng 10 2018

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

7 tháng 10 2018

Ngay 2 bán là:                                            2 tấn =2000kg

     800:5= 160 kg đường

Ngay3 bán là:

     2000-800-160=1040 kg đường

             Đáp số:     1040kg đường

12 tháng 7 2018

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.

12 tháng 7 2018

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)

5 tháng 10 2021

th4hht4ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttth4hht4ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttth4hht4ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttth4hht4ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttth4hht4ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttth4hht4ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttth4hht4ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttth4hht4ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttth4hht4ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttth4hht4tttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttt

1 tháng 6 2015

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

1 tháng 6 2015

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

7 tháng 5 2018

     Ngày thứ nhất bán được số đường là:          

            2400:100x35 = 840 (kg)                                                  

     Ngày thứ hai bán được số đường là :                                                              

    2400:100x40 = 960 (kg) 

 Cả hai ngày bán được số đường là :                                                            

    840+960 = 1800 ( kg )                                                

       Ngày thứ ba bán được số đường là:                                                          

      2400-1800= 600 ( kg )                                                                                

 Đáp số: 600 ki-lô-gam đường

7 tháng 5 2018

Số đường ngày thứ nhất bán là

2400.35%=840kg

so đường ngày 2 bán là

2400.40%=960kg

Số kg đường ngày 3 bán là 

2400- 960 -840= 600kg

đáp số 600 kg