`2 3/4-:2 2/3-:1 1/(12)=?` `(39)/(48)` (b) `1 1/4` (c) `(169)/(144)` (d) None of these

(3)/(8) is what part of (1)/(12)?(3)/(7)(b)(1)/(12) (c) (4)/(3) (d) None of these

((3(2)/(3))^(2)-(2(1)/(2))^(2))/((4(3)/(4))^(2)-(3(1)/(3))^(2))-:(3(2)/(3)-2(1)/(2))/(4(3)/(4)-3(1)/(3))=?(37)/(97) (b) (74)/(97)( c) 1(23)/(74) (d) None of these

2(1)/(4)+1(1)/(3)-4(1)/(2)=?-1(1)/(12) (b) (11)/(12) (c) -(11)/(12)(d)1(1)/(12) (e) None of these

(1)/((2(1)/(3)))+(1)/((1(3)/(4))) is equal to (a) (7)/(14) (b) (12)/(49) (c) 4(1)/(12) (d) None of these

(3)/(4)(1+(1)/(3))(1+(2)/(3))(1-(2)/(5))(1+(6)/(7))(1-(12)/(13))=?(1)/(5)( b )(1)/(6)(c)(1)/(7) (d) None of these

(16(2)/(5)-12(1)/(15))-:3(4)/(81)=?( a) 1(9)/(19) (b) 1(9)/(13)(c)2(8)/(13) (d) 3(2)/(19) (e) None of these

(7(1)/(2)-5(3)/(4))/(3(1)/(2)+?)-:((1)/(2)+1(1)/(4))/(1(1)/(5)+3(1)/(2))=0.6 a) 4(1)/(3)(b)4(1)/(2) (c) 4(2)/(3) (d) None of these

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

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

(5 1/4-3 1/3)= (12)/(23) (b) 2 1(11)/(12) (d) (11)/(12)