Question

which pairs of rational numbers
are not equivalent. (1.) 15/19 , -15/-19 (2.) 28/-49 , -4/7 (3.) 16/17 , 26/27 (4.) 27/99 , 51/187 (5.) 16/20 , 4/-5
​

Answer 1

Answer:

Option 3 is not the equivalent rational number

Step-by-step explanation:

Formula -- a ×d = b × c

Therefore,

16 × 27 is not equal to 17 × 26