꧁ ༺ ςông_ςɧúα ༻ ꧂
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2022-07-11 10:15:20
2022-07-11 08:35:20
2022-07-08 14:35:01
2022-07-06 20:59:16
Kim dài chỉ số 12 ,kim ngắn chỉ số 10 nên bé đi học về lúc 10h
Số giờ bé học là:
10 - 7 = 3 ( giờ ).
10−7=3(giờ)
Đáp số: 3 giờ
2022-07-06 20:58:46
Là hàng của chữ số cuối cùng của một số
2022-07-06 20:58:34
400
2022-07-06 20:58:18
10x20:2
=200:2
=100
2022-07-06 20:57:55
2022-07-06 20:24:29
Cafe bởi vì :
Cafe = Ca + Fe , trong kí hiệu hóa học, Ca là Caxi, Fe là sắt.
2022-07-05 15:22:59
a)Số học sinh khối 6 là: format('truetype')%3Bfont-weight%3Anormal%3Bfont-style%3Anormal%3B%7D%3C%2Fstyle%3E%3C%2Fdefs%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2213.5%22%20y%3D%2216%22%3E220%3C%2Ftext%3E%3Ctext%20font-family%3D%22math13d2dc549f508103e95d72be633%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2234.5%22%20y%3D%2216%22%3E%26%23xD7%3B%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2251.5%22%20y%3D%2216%22%3E25%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2268.5%22%20y%3D%2216%22%3E%25%3C%2Ftext%3E%3Ctext%20font-family%3D%22math13d2dc549f508103e95d72be633%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2284.5%22%20y%3D%2216%22%3E%3D%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22102.5%22%20y%3D%2216%22%3E55%3C%2Ftext%3E%3C%2Fsvg%3E)
(học sinh)
Tổng số học sinh khối 7, 8 và 9 là: format('truetype')%3Bfont-weight%3Anormal%3Bfont-style%3Anormal%3B%7D%3C%2Fstyle%3E%3C%2Fdefs%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2213.5%22%20y%3D%2216%22%3E220%3C%2Ftext%3E%3Ctext%20font-family%3D%22math135b31cfba37a56451b4768509d%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2234.5%22%20y%3D%2216%22%3E%26%23x2212%3B%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2251.5%22%20y%3D%2216%22%3E55%3C%2Ftext%3E%3Ctext%20font-family%3D%22math135b31cfba37a56451b4768509d%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2268.5%22%20y%3D%2216%22%3E%3D%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2290.5%22%20y%3D%2216%22%3E165%3C%2Ftext%3E%3C%2Fsvg%3E)
(học sinh)
Số học sinh khối 7 là: format('truetype')%3Bfont-weight%3Anormal%3Bfont-style%3Anormal%3B%7D%3C%2Fstyle%3E%3C%2Fdefs%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2213.5%22%20y%3D%2226%22%3E165%3C%2Ftext%3E%3Ctext%20font-family%3D%22math13d2dc549f508103e95d72be633%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2234.5%22%20y%3D%2226%22%3E%26%23xD7%3B%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2244.5%22%20x2%3D%2265.5%22%20y1%3D%2220.5%22%20y2%3D%2220.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2255.5%22%20y%3D%2215%22%3E4%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2255.5%22%20y%3D%2237%22%3E11%3C%2Ftext%3E%3Ctext%20font-family%3D%22math13d2dc549f508103e95d72be633%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2276.5%22%20y%3D%2226%22%3E%3D%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2294.5%22%20y%3D%2226%22%3E60%3C%2Ftext%3E%3C%2Fsvg%3E)
(học sinh)
format('truetype')%3Bfont-weight%3Anormal%3Bfont-style%3Anormal%3B%7D%3C%2Fstyle%3E%3C%2Fdefs%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%229.5%22%20y%3D%2226%22%3E60%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2220.5%22%20y%3D%2226%22%3E%3A%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2225.5%22%20x2%3D%2237.5%22%20y1%3D%2220.5%22%20y2%3D%2220.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2231.5%22%20y%3D%2215%22%3E6%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2231.5%22%20y%3D%2237%22%3E5%3C%2Ftext%3E%3Ctext%20font-family%3D%22math17f39f8317fbdb1988ef4c628eb%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2248.5%22%20y%3D%2226%22%3E%3D%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2266.5%22%20y%3D%2226%22%3E50%3C%2Ftext%3E%3C%2Fsvg%3E)
(học sinh)
Số học sinh khối 9 là: format('truetype')%3Bfont-weight%3Anormal%3Bfont-style%3Anormal%3B%7D%3C%2Fstyle%3E%3C%2Fdefs%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2213.5%22%20y%3D%2216%22%3E165%3C%2Ftext%3E%3Ctext%20font-family%3D%22math135b31cfba37a56451b4768509d%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2234.5%22%20y%3D%2216%22%3E%26%23x2212%3B%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2251.5%22%20y%3D%2216%22%3E60%3C%2Ftext%3E%3Ctext%20font-family%3D%22math135b31cfba37a56451b4768509d%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2267.5%22%20y%3D%2216%22%3E%26%23x2212%3B%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2284.5%22%20y%3D%2216%22%3E50%3C%2Ftext%3E%3Ctext%20font-family%3D%22math135b31cfba37a56451b4768509d%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22101.5%22%20y%3D%2216%22%3E%3D%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22119.5%22%20y%3D%2216%22%3E55%3C%2Ftext%3E%3C%2Fsvg%3E)
(học sinh)
b)Tỉ số phần trăm của số học sinh khối 9 so với số học sinh toàn trường là:
format('truetype')%3Bfont-weight%3Anormal%3Bfont-style%3Anormal%3B%7D%3C%2Fstyle%3E%3C%2Fdefs%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%229.5%22%20y%3D%2216%22%3E55%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2220.5%22%20y%3D%2216%22%3E%3A%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2236.5%22%20y%3D%2216%22%3E220%3C%2Ftext%3E%3Ctext%20font-family%3D%22math13d2dc549f508103e95d72be633%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2257.5%22%20y%3D%2216%22%3E%26%23xD7%3B%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2278.5%22%20y%3D%2216%22%3E100%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22100.5%22%20y%3D%2216%22%3E%25%3C%2Ftext%3E%3Ctext%20font-family%3D%22math13d2dc549f508103e95d72be633%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22116.5%22%20y%3D%2216%22%3E%3D%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22134.5%22%20y%3D%2216%22%3E25%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22151.5%22%20y%3D%2216%22%3E%25%3C%2Ftext%3E%3C%2Fsvg%3E)
