Lớp 4A có 39 học sinh. Lớp 4B có nhiều hơn lớp 4A 5 học sinh lớp 4C có 37 học sinh. Hỏi trung bình mỗi lớp có bao nhiêu học sinh?

2 câu trả lời

Lớp 4B có HS là : 39+5=44(HS)

TB mỗi lớp có số HS là :(39+44+37):3=40(HS)

cho xin 5 sao và 1 lời cảm ơn nha!

Đáp án:

40 học sinh

Giải thích các bước giải:

số học sinh ở lớp 4B là : 39+5=44 (học sinh)

số học sinh trung bình mỗi lớp có là : (39+44+37):3=40 (học sinh)

Đáp số : 40 học sinh

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This is John . He’s a teacher. He’s old and a little fat. He has short black hair. He works at the school. He teaches English. Every day he gets up at half past six in the morning. He takes a shower and puts on a shirt and tie. Then he eats breakfast at seven o’clock. At half past seven, he rides his motorcycle to school. Tony starts work at eight o’clock. He cleans the classroom. Then, he talks with his students’ parents. He starts teaching at nine o’clock. At twelve o’clock, he eats lunch. He teaches again in the afternoon. He goes home at half past four. In the evening, he feeds his goldfish and he watches TV. He eats dinner at half past six. Then he corrects students’ homework. At ten o’clock, he goes to bed. 1. What’s his name? …………………………………………………………………….. 2. What does he look like ? …………………………………………………………………….. 3. What time does he get up ? …………………………………………………………………….. 4. What time does he eat breakfast ? …………………………………………………………………….. 5. What time does he go home ? …………………………………………………………………….. 6. What time does he eat dinner? …………………………………………………………………….. 7. What time does he go to bed? …………………………………………………………………….. 8. What does he do in the evening ? ……………………………………………………………………..

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