phan trai nghiem

60:4=15tg

thoi gian con lai

60-15=45tg

phan hinh thanh kien thuc

45:15nhan3=6tg

thoi gian con lai

45-6=39tg

thoi gian hoat dong

39:5nhan2=15 phut 6giay

thoi gian con lai la

39-15,6=23phut 4giay

sorry mình không biết làm

từ phần a mik cm => phần b nha

có số cách chọn là:

9x8x7:6=84(cách)

đáp số:84 cách

mk học rùi

0,179 nha bạn

Writing

1. Can you tell me______about______ this dish?

2. What______ingrediants_____ do I need to cook an omelette?

3. Cakes in Vietnam are made______by________ butter, eggs and and fours

Make question with how many/how much

My father often reads two papers a day

how many papers does your father often read a day?

I usually drink two liters of water everyday

how much water do you usually drink everyday?