`999xx99xx9-:99-:9-:3=?` (a) 99 (b) 111 (c) 333 (d) 999 (e) None of these

19.99xx9.9+99.9=?( a) 129.79 (b) 297.801 (c) 1009 (d) 296.910 (e) None of these

999.99+99.99+9.99=? (a) 1019.89 (b) 1099.88(c)1108.99 (d) 1109.99 (e) None of these

99xx21-?3=1968(a)1367631(b)111(c)1366731 (d) 1367

999((57)/(99))xx99=

If no solution of 3siny+12sin^3x=a lies on the line y=3x , then (a) a in (-oo,-9)uu(9,oo) (b) a in [-9,9] (c) a in {-9,9} (d) none of these

0.3+3+3.33+3.3+3.03+333=?(a)345.99(b)355.96(c)375.66(d)375.93(e) None of these

1001.95div48.9xx99-1298.99=?

7892.35 xx 99.9 = ?

Evaluate 9 + 99 + 999 +……… upto n terms.

The value of 999(995)/(999)xx999 is (a) 990809(b) 998996(c)998999 (d) 999824