Solve `(625)^3 4=?` `1875 3` (b) 25 (c) 125 (d) None of these

Solve (625)^(3)4=?18753(b)25(c)125 (d) None of these

Five equal cubes, each of side 5 cm, are placed adjacent to each other. The volume of the new solid formed will be (a) 125 cm3 (b) 625 cm3 (c) 15525 cm3 (d) None of these

(2^3)^4 = (a) 2^4*3 (b) 2^3*4 (c) (2^4)^3 (d) none of these

If acostheta+bsintheta=4 and asintheta-bcostheta=3 , then a^2+b^2 = (a) 7 (b) 12 (c) 25 (d) None of these

(55.25)^(2)-637.5625=? (a) 25.25 (b) 625 (c) 1375 (d) 2415 (e) None of these

sqrt((16)/(25))xx sqrt((?)/(25))xx(16)/(25)=(256)/(625) (a) 5 (b) 8(c) 16 (d) None of these

(0.05xx6.25)-:2.5=?(a)0.95(b)0.105 (c) 0.115 (d) 1.25 (e) None of these

If a/2=b/3=c/4, then a : b : c= (a) 2:3:4 (b) 4:3:2 (c) 3:2:4 (d) None of these

8,27,125,343,1331(a)1331quad (b) 343 (c) 125 (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