Solve `(21. 5)/5+(21)/6-(13. 5)/(15)=(((?)^(1/3))/4)+(17)/(30)` (a) 2 (b) 8 (c) 512 (d) 324 (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

1(1)/(4)+1(5)/(9)xx1(5)/(8)-:6(1)/(2)=?( a) 17(b)27 (c) 18(d)42 (e) None of these

(3)/(5) of (4)/(7) of (5)/(9) of (21)/(24) of 504=?( a) 63 (b) 69 (c) 96 (d) 109 (e) None of these

4(4)/(5)-:6(2)/(5)=?(3)/(4) (b) (5)/(7) (c) (5)/(8)(d)(7)/(11) (e) 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

6(5)/(6)xx5(1)/(3)+17(2)/(3)xx4(1)/(2)=?( a) 112(1)/(3) (b) 116(2)/(3)(c)240(d)663(e) None of these

7777-:77-:5=?(a)15.2(b)18.5(c)22.4 (d) 50.5(e) None of these

Solve (294-:14xx5+11)/(?)=8^(2)-:5+1.7 (a) 8 (b) 6 (c) 12 (d) 5 (e) 10

4.4xx5.8xx11.5-141.27=?( a) 121.17 (b) 147.51 (c) 152.21 (d) 187.95 (e) None of these

6(9)/(13)-4(4)/(11)+2(2)/(5)=?4(596)/(715) (b) 4(521)/(715) (c) 9(324)/(715) (d) 9(386)/(715) (e) None of these