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2022-05-25 16:33:04
Hai xe gặp nhau sau số giờ là:
175 : (60 + 40) = 1,75 (giờ) = 1 giờ 45 phút
Hai xe gặp nhau lúc:
6 giờ + 1 giờ 45 phút = 7 giờ 45 phút
Tick cho mik nhé
2022-05-25 16:26:33
C.17.25
2022-05-04 20:59:31
Đổi : 2 giờ 15 phút = 2,25 giờ .
2 giờ 15 phút ô tô đi được là :
2,25 ×× 55 = 123,75 ( km )
Sau 2 giờ 15 phút ô tô còn cách B là :
250 - 123,75 = 126,25 ( km )
Đáp số : 126,25 km