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xin lỗi lan anh mk ko thể giúp bởi vì mk chưa hok toán chuyển động
bạn dở trong sách 400 bài tập toán lớp 5 ra là thấy mình nhớ mình làm rồi
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a. Thời gian ô tô đi hết quãng đường là:
234 : 52 = 4,5 giờ
b. Cùng thời gian với ô tô, xe máy đi được quãng đường là:
4,5 x 36 = 162 km
Xe máy cách B quãng đường là:
234 - 162 = 72 km