Which is greater: `2^9` or `9^2`

Which is greater? 2/9 or 2/5

Which is greater (5)/(8) or (9)/(14) ?

Which is greater (-4)/(11) or (-9)/(5)?

State which is greater: ( i ) (8+9)xx10backslash and backslash8+9xx10 (ii) (8-9)xx10backslash and backslash8-9xx10 (iii) {(-2)-5}xx(-6) and (-2)-5xx(-6)

Of 2/3 and 5/9 , which is greater and by how much?

Which is greater between (-4)/(9) and (-5)/(12) ?

of (5)/(7) and (9)/(14) , which is greater and by how much?

Which is greater in the following? - 3 (5)/(7) , 3 (1)/(9)

Which number is greater than the other in 5/7 and 9/12

Avneet buys 9 square paving slabs, each with a side of (1)/(2)m . He lays them in the form of a square. Which has greater perimeter ?