`1+1/2+1/4+1/7+1/(14)+1/(28)` is equal to (a) 2 (b) 2.5 (c) 3 (d) 3.5

2 3/7 -2 1/4 -1 1/14 +1 1/28 =?

(2^(-1)+3^(-1)+5^(-1))^(0) is equal to (a) 2 (b) 3 (c) 5 (d) 1

The value of (1 1/7-2/3+(2/5)/(1-1/(25)))/(1-1/7[1/3+(2/5)/(1-2/5)]) is (a) 3/4 (b) (24)/(25) (c) 1 (d) 1 1/(24)

(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

Solve (a) 2/3 + 1/7 (b) 3/10 + 7/15 (c) 4/9 + 2/7 (d) 5/7 + 1/3 (e) 2/5 + 1/6 (f) 4/5 + 2/3 (g) (3/4) (1/3) (h) (5/6) (1/3) (1) 2/3 + 3/4 + 1/2 (1) 1/2 + 1/3 = 1/6 (k) (1) 1/3 + (3) 2/3 (1) (4) 2/3 +(3) 1/4 (m) ((16)/5))(7/5)

If ( x + 3 , 4 - y ) = ( 1 , 7 ) , then ( x - 3 , 4 + y ) is equal to ( a ) ( -2 , -3 ) ( b ) ( -5 , 1 ) ( c ) ( 3 , 4 ) ( d ) ( 1, 5 )

If 2^(-m)x(1)/(2^(m))=(1)/(4), then (1)/(14){(4^(m))^(1/2)+((1)/(5^(m)))^(-1)} is equal to (1)/(2) (b) 2( c) 4(d)-(1)/(4)

5-[(3)/(4)+{2(1)/(2)-(0.5+(1)/(6)-(1)/(7))}] is equal to (a)1(19)/(84) (b) 2(61)/(84) (c) 2(23)/(84) (d) 2(47)/(84)

((-1)/5)^5x\ ((-1)/2)^3 is equal to ((-1)/2)^8 (b) -\ (1/2)^8 (c) (1/4)^8 (d) (-1/2)^(15)

1+2-:{1+2-:(1+(1)/(3))} is equal to (a) 1(4)/(5)( b) 2(1)/(4)( c) 4(1)/(5)( d )5(1)/(4)