`4 4/5-:6 2/5=?` `3/4` (b) `5/7` (c) `5/8` (d) `7/(11)` (e) None of these

1(3)/(4)-1(1)/(5)+1(5)/(8)=?( a) 2(7)/(40) (b) (7)/(40) (c) 9(5)/(8)(d)10(7)/(8) (e) None of these

5/4-7/6-(-2)/3=\ 3/4 (b) -3/4 (-7)/(12) (d) 7/(12)

(3.5xx1.4)/(0.7)=?( a) 0.7(b)2.4(c)3.5(d)7.1 (e) None of these

18 3/4xx?-:6/(37)=1480 11 7/(12) (b) 11 4/5 (c) 12 5/(12) (d) 12 4/5 (e) None of these

2(1.5)/(5)+2(1)/(6)-1(3.5)/(15)=(((?)^(1/3))/(4))+1(7)/(30) (a) 2(b)8(c)512(d)324(e) None of these

Which of the following are like fractions? 3/5,3/7,3/(11),3/(16) (b) 5/(11),7/(11),(15)/(11),2/(11) 2/3,3/4,4/5,6/7 (d) None of these

Which of the following fractions lies between 2/3a n d5/7? 3/4 (b) 4/5 (c) 5/6 (d) None of these

(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

What is (7/8xx7/8+5/6xx5/6+2xx7/8xx5/3)/(7/8xx7/8-5/6xx5/6) equal to? (41)/(24) (b) 1/(24) (c) 41 (d) None of these

If 25 a+25 b=115 , what is the average of a and b ? (a) 2.5 (b) 3.4 (c) 4.5 (d) 4.6 (e) None of these