`(3+4-:2xx3)/(4+3xx2-:3)=?` `7/(36)` (b) `(11)/(18)` (c) `3/2` (d) `9/4`

The value of 1+(1)/(4xx3)+(1)/(4xx3^(2))+(1)/(4xx3^(3)) is (121)/(108)(b)(3)/(2)(c)(31)/(2) (d) None of these

The value of (5 (1)/(9) - 7 (7)/(8)div9 (9)/(20)) xx (9)/(11)- (5(1)/(4) div (3)/(7) " of " (1)/(4) xx (2)/(7)) div 4 (2)/(3) + 1 (3)/(4) is (a) 2(1)/(4) (b) 2(1)/(3) (c) 3(1)/(4) (d) 4(1)/(2)

(18xx14-6xx8)/(488-:4-20)=?(1)/(2)(b)(3)/(4)(c)2(d)4(e) None of these

Multiply and express as a mixed fraction : (a) 3xx(5)(1)/(5) (b) 5xx(6)(3)/(4) (c) 7xx(2)(1)/(4) (d) 4xx(6)(1)/(3)( e) (3)(1)/(4)xx6( f )(3)(2)/(3)xx8

(5)/(6)-:(6)/(7)xx?-(8)/(9)-:1(3)/(5)+(3)/(4)xx3(1)/(3)=2(7)/(9)(7)/(6)(b)(6)/(7)(c)1(d) None of these

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)

(16xx32)/(9xx27xx81)=?((2)/(3))^(9)b*((2)/(3))^(11)c((2)/(3))^(12)d*((2)/(3))^(13)

The sum of (7)/(2xx3)((1)/(3))+(9)/(3xx4)((1)/(3))^(2)+(11)/(4xx5)((1)/(3))^(3)+ upto 10 terms is equal to

Simplify : [ ((- 3 )/( 2) xx (4)/(5) ) + ((9)/(5) xx (-10)/( 3)) - ((1)/(2)xx (3)/(4)) ] div [ ((21)/( 9) xx (3)/(7)) +((7)/(8) xx (16)/(14)) ]