60/72=30/36=15/18=5/6

2000/150=1000/75=20/1,5=40/3

1.I often listen to music and read books or comics in my free time.

2.There are seven rooms in my house.

3.My favourite room is the bedroom.

4.There are 2 beds, 3 desks,an air conditioner,a bookshelf ,a TV, and a wardrobe in my bedroom.

5.There is a sofa,a TV,A table,tea pot , tea cups,and a fish aquarius.

6.I get to school by bike everyday.

7.The school year in Viet Nam starts at early September.

8.The school years in Viet Nam ends at end of May.

đáp án là 3,3333..... vô số bạn ơi.

oline math xóa nick bạn này đi