If you mean three twentieths then 3/20 = 0.15 and 1/5 = 0.2 which makes it greater than 3/20
Yes, it is.
no. because when you convert it both inot tenths fourth fifths = 8/10
There are infinitely many fractions greater than two fifths; the most obvious answer would be three fifths. A half is also greater than two fifths.
2/5 = 8/20 ( multiply numerator and denominatior by 4) 8/20 is bigger than 7/20
An (uncountable) infinitude of numbers, including two thirds, seven tenths, and pi fifths.
One third is greater than two fifths.
three fifths is bigger.