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Hai ngày sau phải sửa số phần con đường là:
1- 3/7 = 4/7 ( phần )
Trung bình mỗi ngày đội đó phải sửa số phần con đường là
4/7 : 2 = 2/7 ( phần )
Đáp số:
Hai ngày sau phải sửa số phần con đường là:
1-3/7=4/7(phần)
Trung bình mỗi ngày đội đó phải sửa số phần con đường là:
4/7:2=2/7(phần)
Đáp số:2/7 phần con đường
Bởi vì trên chiếc thuyền đó chỉ có 2 người, là ba (bố) của thằng Mỹ đen và ba (bố) của thằng Mỹ trắng, là 2 người tất cả.
Bài 8
khối 5 có số học sinh là :
60 : (4-3) x 4 = 240 học sinh
khối 4 có số học sinh là :
240 - 60 = 180 học sinh
When I was in 2nd grade, I used to have a machine pen, but my father said: "When I go to class 4, use it, son!" Then first day in class 4, Dad bought me a plastic pen. The pen is nearly an inch long. Body pen circle, small with index finger. Plastic of pen still fragrant, smooth and shiny. Pink pen cap, silhouette iron hook. When I opened the lid, I saw the shiny pen, the picture of the bamboo leaf, there were a few words very small, I didn't look clearly. Each time of taking the ink, half nib pen with purple ink. I wrote on paper pages, flexible pen strokes created regular lines. After writing, I used the mop to the ink from the safe. After that, I checked the cap of the pen to avoid breaking the stinger before putting in the folder. It was a few months and my pen was still new. Pen and I work hard every day as a farmer plow in the field.
When I was in 2nd grade, I used to wish I had a fountain pen, but I said, "When you get to 4th grade, use it, son!" After the first day of 4th grade, my dad bought me a plastic fountain pen. The pen is almost an inch long. The body of the pen is round, as small as the tip of an index finger. Scented, plastic and shiny pencils. Pink pen cap, polished iron. When I opened the cap, I saw a shiny, bamboo leaf-shaped pen with some small letters, I couldn't see clearly. Every time get ink, purple ink pen. I write on the page, the pen strokes change to create regular lines. When I finished writing, I used the rag to pull it out of the safe. Then I checked the pen cap for breakage before putting it on. It's been a few months and my pen is still new. Pen and I work just every day like a farmer plowing the fields.
On Sundays, I always get up early. I have never eaten breakfast because I play rocky bogs on Sundays. I returned home at noon and after that I slept for 1 to 2 hours in the afternoon I often did not go out, I used to watch football on television. My friend and I ate together at the same of every Sunday evening.
k mình nha
Sau 1 ng nữa
cứ sau 1 ngày số thuyền tăng lên gấp bn