`(25)^(7. 5)xx(5)^(2. 5)-:(125)^(1. 5)=5^?` `8. 5` b. `13` c. `16` d. `17. 5` e. none of these

3^(3.5)xx21^(2)xx42^(2.5)-:2^(2.5)xx7^(3.5)=21^(?) a.6.5 b.8 c.10 d.12.5 e.None of these

(18)^(3.5)-:(27)^(3.5)xx6^(3.5)=2^(7)3.5b.4.5c.6d.7e. none of these

17(2)/(5)xx4(5)/(8)-?=46(7)/(8)

8^(2.4)xx2^(3.7)xx-(16)^(1.3)=2^(?)4.8b.5.7c3.2d.3.6e. none of these

(550% of 250)/275=? a.15 b.0.5 c.1.5 d.2.5 e.none of these

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

6^(1.2)xx36^(?)xx30^(2.4)xx25^(1.3)=30^(5) a.0.1b.0.7 C.1.4d.2.6e. None of these

(3)/(2)xx(11)/(5)-:((25)/(44)xx(11)/(5))-:(33)/(15)=?(1)/(2)(b)(2)/(3)(c)(126)/(125)(d)5(101)/(125)(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

If 289=17^(1/5x), then x=? a. 2/5 b. 8 c. 16 d. 32