`(3)/(11)" by "(2)/(5)`

Which is greater: (3)/(11) of (2)/(5) or (4)/(7) of (5)/(8) ?

Out of the fractions , (3)/(11), (2)/(9) , (5)/(13) , (7)/(17) and (8)/(19) which is the second highest fraction ?

If 5^(x+3)=25^(3x-4), then the value of x is a.(5)/(11) b.(11)/(5) c.(11)/(3) d.(13)/(5)

Evaluate (3)/(5)+(7)/(3)+(-11)/(5)+ (-2)/(3) .

Express each of the following as a rational number: (i) (-2)/(5)+((11)/(5)+(-3)/(5)) (ii) ((-2)/(5)+(11)/(5))+(-3)/(5) What do your see?

Which of the following is correct? (a)  2/3 (b) 3/5<2/3<(11)/(15) (c) (11)/(15)<3/5<2/3\ \ (d) 3/5<(11)/(15)<2/3

Out of the fractions, ( 4)/( 7) , ( 5)/( 13), ( 6)/( 11), ( 3)/( 5) and (2)/( 3) , which is the second smallest fraction?