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  Lớp 5E có 57,5 % là nữ . Biết số bạn nam ít hơn bạn nữ là 6 bạn . Tính tổng số học sinh lớp 5E

võ trường giang
2 tháng 8 2015 lúc 9:57

tỉ số phần trăm của số bạn nam là : 100 - 57,5 = 42,5 (%)

6 học sinh của lớp 5E tương ứng : 57,5 - 42,5 = 15 (%)

số học sinh lớp 5E là : 6 : 15% = 40 (HS)

Đáp số : 40 HS

Pé Ngô Lỗi
2 tháng 8 2015 lúc 9:16

Coi số học sinh lớp 5E là 100%

Số học sinh nam chiếm số phần trăm số học sinh cả lớp là:

100%-57,5%=42,5%

Số phần trăm học sinh nữ hơn số phần trăm học sinh nam là:

57,5%-42,5%=15%

Số học sinh lớp 5E là:

6:15x100=40(học sinh)

đáp số:.............

chắc thế chứ mk quên công thức rùi

Nguyễn Hoàng Thu Trang
23 tháng 2 2017 lúc 21:48

Số học sinh nam chiếm số phần trăm là : 

100 – 57,5 = 42,5%.
Số học sinh nữ nhiều hơn nam số phần trăm là :

57,5 – 42,5 = 15%.
Số học sinh lớp 5E là :

6 x 100 : 15 = 40 (h/s)

Phan Dinh Jot
15 tháng 1 2018 lúc 20:12

40 hs nha cac ban

Ngô Thùy Linh
16 tháng 2 2019 lúc 9:40

bạn võ trường giang làm đúng 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000% luon minh chac

Chu Hải Minh
18 tháng 12 2021 lúc 14:06

                 idont any think help you at olm in today , me sorry you very much . I  not  think where you lets

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