`((4)/(9))^(-2)times((1)/(4))^(-2)times(1)/(3^(-2))times((17)/(18))^(0)`

((7)/(3))^(-3)times((9)/(4))^(0)times8^(-2)times((1)/(7))^(-1)

((1)/(3)times(2)/(9))/((1)/(3)times(1)/(5)+(1)/(3)times(1)/(3)+(1)/(3)times(2)/(9))

(9)/(8)times(4)/(3)-:(3)/(4)times(2)/(3)=

Simplify : ((8)/(27))^(-1//3)xx((25)/(4))^(1//2)xx((4)/(9))^(0)+((125)/(64))^(1//3)

Find the sum (3)/(1xx2)xx(1)/(2)+(4)/(2xx3)xx((1)/(2))^(2)+(5)/(3xx4)xx((1)/(2))^(2)+... to n terms.

Evaluate : ( 2^(-4) times (-3 )^2 times ( 4 )^4 )/ ( 2^2 times ( 3 )^2 times ( 1/2 )^(-2 ) )

Evaluate : ((1)/(4)) ^(-2) - 3 (32)^((2)/(5)) xx ( 7) ^(0) +((9)/(16))^(-(1)/(2))

Calculate : 9^(-3)xx((16)^(1/4))/(6^(-2))xx((1)/(27))^(-4/3) .

Evaluate : (-3)^2 times ( 1/3 )^5 times (1/2 )^4 times (-4 )^2

Simplify: (a) 108-:36 of (1)/(4)+(2)/(5)xx3(1)/(4) (b) (2)/(3)xx(5)/(6)+(4)/(9)-(3)/(4)+(2)/(9)xx(5)/(9)-:(2)/(9)