CH

một đơn vị chuẩn bị gạo cho 40 người trong 14 ngày trên thực tế có 5 người chuyển đi nơi khác hỏi số gạo đơn vị chuẩn bị ăn trong bao nhiêu ngày  mức án của mọi người trongg một ngày là như nhau 

VL
13 tháng 12 2016 lúc 21:49

Thực tế có số người ăn là:

40-5=35 (người)

Tóm tắt:

40 người:14 ngày

35 người: ? ngày 

Giải: 40 người gấp 35 người số lần là:

40:35=8/7 (lần)

35 người ăn hết số gạo đó trong số ngày là:

14 x 8/7=16 (ngày)

Đ/S: 16 ngày 

Chọn mình nha!

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CH
14 tháng 12 2016 lúc 11:13

ban gioi qa linh a

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H24
16 tháng 12 2016 lúc 21:56

kết quả bằng 16 . À nếu bạn thi Violympic thì kb vs mk nha

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BA
12 tháng 2 2017 lúc 15:22

16 bạn nha

t mình đó 

please^^

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VL
19 tháng 2 2017 lúc 17:13

16 ngày bạn nha

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NQ
17 tháng 12 2017 lúc 7:35

16 nhé 100%.

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TT
24 tháng 1 2018 lúc 20:48

16 ngày chuẩn 100% luon ban

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CQ
23 tháng 3 2018 lúc 20:51

16 nha

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H24
20 tháng 2 2019 lúc 7:22

16 là đúng

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HT
2 tháng 2 2020 lúc 19:34

16 là đúng 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H24
4 tháng 3 2021 lúc 18:11

1 người ăn số gạo trong số ngày là:

40.14=560 (ngày)

sau khi chuyển 5 người thì còn số người là:

40-5=35 (người)

số gạo đơn vị chuẩn bị ăn trong số ngày là:

560:35=16 (ngày)

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