Question

hay cho biet co tat ca bao nhieu phan so bang phan so 3/4 ma tu so va mau so deu la so co hai chu so 

                      

       a,    20                     b,    21

 

          c,22                     d,24

Answer 1

b.21 

gồm

12/16

15/20

18/24

21/28

24/32

27/36

30/40

33/44

36/48

39/52

42/56

45/60

48/64

51/68

54/72

57/76

60/80

63/84

66/88

69/92

72/96

 

Answer 2

12/16

15/20

18/24

21/28

24/32

27/36

30/40

33/44

36/48

39/52

42/56

45/60

48/64

51/68

54/72

57/76

60/80

63/84

66/88

69/92

72/96

B

Answer 3

21 minh chi xin gop y thoi

 

Answer 4

Hoàng Trung Hải thiếu phân số  9/12

Answer 5

B nha bạn

Answer 6

l; gmk