[" 2."19-[4+{16-(12-2)}]],[" 3."4(4)/(5)-:(3)/(5)" of "5+(4)/(5)times(3)/(10)-(1)/(5)]

4(4)/(5)-:(3)/(5) of 5+(4)/(5)xx(3)/(10)-(1)/(5)

(4)/(5)times((-2)/(3))-(2)/(5)times(1)/(3)+(3)/(5)times(4)/(5)=

((1)/(4))^(3)times((16)/(5))^(3)

(3)/(12) of (((2)/(5)+(4)/(15)))/(((3)/(5)-(2)/(5)))= ?

4(12)/(125)3=?1(2)/(5)(b)1(3)/(5)(c)1(4)/(5)(d)2(2)/(5)

The value of (9)/(15) " of " ((2)/(3) // (2)/(3) " of " (3)/(2)) ÷ ((3)/(4) xx (3)/(4) ÷ (3)/(4) " of " (4)/(3)) " of " ((5)/(4) ÷ (5)/(2) xx (2)/(5) " of " (4)/(5)) is :

The value of (9)/(15) " of " ((2)/(3) // (2)/(3) " of " (3)/(2)) ÷ ((3)/(4) xx (3)/(4) ÷ (3)/(4) " of " (4)/(3)) " of " ((5)/(4) ÷ (5)/(2) xx (2)/(5) " of " (4)/(5)) is :

Evaluate (4/5)^(-3)xx(4/5)^2 xx (4/5)^3