Question

3phan 5 *8phan 27 * 5phan 3 = 

Answer 1

bn viết dõ ra dc ko

Answer 2

3/5 x 8/27 x 5/3

= ( 3/5 x 5/3 ) x 8/27

= 15/15 x 18/27

= 1 x 18/27

= 18/27

Answer 3

tra loi : quen phai la : 

3/5 x 8/27 x 5/3

= ( 3/5 x 5/3 ) x 8/27

= 1 x 8/27

= 8/27

Answer 4

1/3:1/2:1/4