The expression `(5 5/8)/(6 3/7)` of `(6 7/(11))/(9 1/8)-:8/9(2 3/(11)+(13)/(22))` of `3/5` equals (a) 1 (b) `1/2` (c) `7/9` (d) `5/(12)`

(5)/(6) -: (6)/(7) xx ? - (8)/(9) -: 1 (2)/(5) -: (3)/(4) xx 3 (1)/(3) = 2(7)/(9)

9-1(2)/(9) of 3(3)/(11)-:5(1)/(7) of (7)/(9)=?(5)/(4)(b)8(c)8(32)/(81) (d) 9

Which of the following are in descending order of their values? (5)/(9),(7)/(11),(8)/(15),(11)/(17) (b) (5)/(9),(8)/(15),(11)/(17),(7)/(11) (c) (11)/(17),(7)/(11),(5)/(15),(5)/(9)(d)(11)/(17),(7)/(11),(5)/(9),(8)/(15)

(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

The smallest of the fractions 2/3,4/7,8/(11) and 5/9 is 2/3 (b) 4/7 (c) 8/(11) (d) 5/9

3(5a-7)-2(9a-11)=4(8-13-1)

Add the following rational numbers : (i) (12)/(7) and (3)/(7) : (ii) (-2)/(5) and (1)/(5) (iii) (3)/(8) and (1)/(8) (iv) (-5)/(11) and (7)/(-11) (v) (9)/(-13) and (-11)/(-13) (vi) (-2)/(9) and (5)/(9) (vii) -(17)/(9) and (-11)/(9) (viii) (-3)/(7) and (5)/(-7)