Bao gạo nếp cân nặng bằng 5 / 8 bao gạo tẻ và ít hơn bao gạo tẻ 15 kg. Hỏi mỗi bao cân nặng bao nhiêu kg ?
K
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Những câu hỏi liên quan
24 tháng 4 2023
Mỗi bao gạo nặng số ki lô gam là:
260 : (5 + 8) = 260 : 13 = 20(kg)
Đs....
2 tháng 4 2015
Số kg gạo tẻ là:
50 x 32 = 1600 (kg)
Số kg gạo nếp là:
59 x 45 = 2655 (kg)
Vậy có tổng cộng:
1600 + 2655 = 4255(kg) = 4,255 tấn
ĐS: 4,255 tấn
19 tháng 11 2020
Khối lượng của 30 bao gạo tẻ là:
30 x 40 = 1200 ( kg )
Khối lượng của 40 bao gạo nếp là:
40 x 20 = 800 ( kg )
Đổi : 1200 kg = 1,2 tấn
800 kg = 0,8 tấn
Xe đó chở được số tấn gạo là:
1,2 + 0,8 = 2 ( tấn )
Đáp số : 2 tấn gạo
8 tháng 10 2022
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21 tháng 5 2021
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DD
Đoàn Đức Hà
Giáo viên
21 tháng 5 2021
Tổng cộng phải chở số ki-lô-gam gạo là:
\(50\times240+40\times240=21600\left(kg\right)\)
Đổi: \(21600kg=216\)tạ.
Trung bình mỗi thuyền chở số tạ gạo là:
\(216\div6=36\)(tạ)
31 tháng 1 2016
Số kg gạo tẻ là:
30.40=1200 (kg)
Số gạo nếp là:
40.20=800 (kg)
Xe chở số tấn gạo là:
800+1200=2000(kg)
2000 kg=2 tấn
Đáp số : 2 tấn
TH
8 tháng 11 2017
20 bao gao nep can nang so kg la:
20x45=900(kg)
20 bao gao te can nang so kg la:
20x40=800(kg)
Xe do can nang so kg la:
900+800=1700(kg)
D/S:1700 kg
Ta có sơ đồ:
Bao gạo nếp 5 phần
Bao gạo tẻ 8 phần
Sơ đồ cho ta thấy số gạo tẻ là:
15÷(8-5)×8=40(kg)
Số gạo nếp là:
40-15=25(kg)