Simplification Set – 20

1. 20% of 40 = ?

(a) 8                 

(b) 13                   

(c) 50                   

(d) 15                   

(e) None of these

Click here to View Answer
 (A) 8 

2.  = ?

(a) 3.6     

(b) 4.2         

(c) 9.3         

(d) 8.3        

(e) None of these

Click here to View Answer
 (E) None of these  

3. 1/x+ x = ?

(a) (1+x)/x  

(b) (1+x2)/x  

(c) x2+ 1 

(d) 1+x 

(e) None of these

Click here to View Answer
 (B) (1+x2)/x 

4. 20% of 50 + 30% of 40 = ?

(a) 15               

(b) 18                   

(c) 22                   

(d) 20                   

(e) None of these

Click here to View Answer
 (C) 22 

5.   

(a) 246    

(b) 480        

(c) 348        

(d) 369       

(e) None of these

Click here to View Answer
 (E) None of these  

6. 74 × 25 – 33 × 45 = ?

(a) 385    

(b) 365        

(c) 345        

(d) 325       

(e) None of these

Click here to View Answer
 (E) None of these  

7. ? % of 220 = 99

(a) 45               

(b) 55                   

(c) 35                   

(d) 40                   

(e) None of these

Click here to View Answer
 (A) 45 

8. 7.8745 – 4.9352 = ?

(a) 3.4156        

(b) 3.1412   

(c) 2.9393   

(d) 2.3949  

(e) None of these

Click here to View Answer
 (C) 2.9393 

9. 1/5 of  1/2  of  1/3  of ? = 19

(a) 570    

(b) 750        

(c) 273        

(d) 372       

(e) None of these

Click here to View Answer
 (A) 570 

10. ?% of 84 = 10.08

(a) 11               

(b) 10                   

(c) 14                   

(d) 12                   

(e) None of these

Click here to View Answer
 (D) 12 

11. x2×x3  = ?

(a) x2                

(b) x3           

(c) x6                     

(d) x4          

(e) None of these

Click here to View Answer
 (E) None of these  

12. (408 + 220 + 102) ÷ 240 - ? – 57) = 29.2

(a) 156    

(b) 154        

(c) 158        

(d) 152       

(e) None of these

Click here to View Answer
 (A) 156 

13. ?% of 4500 = 3000 – 480

(a) 65               

(b) 53                   

(c) 56                   

(d) 58                   

(e) None of these

Click here to View Answer
 (C) 56 

14. 17/19 × 53/221  ×  91/106  = ?

(a) 7/38                     

(b) 5/83                

(c) 7/33                

(d) 5/38                

(e) None of these

Click here to View Answer
 (A) 7/38 

15. (343 – 103) ÷ (216 ÷ 36) = ?

(a) 30               

(b) 40                   

(c) 32                   

(d) 42                   

(e) None of these

Click here to View Answer
 (B) 40 

16. 52 × 253 × 625 = (5)?

(a) 11               

(b) 10                   

(c) 13                   

(d) 12                   

(e) None of these

Click here to View Answer
 (D) 12 

17. 3 1/4 + 2  1/2  + 6  1/6  = ?

(a) 13 11/12     

(b) 11 11/12         

(c) 12 11/12         

(d) 15 11/12         

(e) None of these

Spoiler title
 (B) 11 11/12 

18. 

(a) 37               

(b) 35                   

(c) 36                   

(d) 34                   

(e) None of these

Click here to View Answer
 (A) 37 

19. 3/4th of 35% of ? = 1328.25

(a) 5600  

(b) 5080      

(c) 5006      

(d) 5800     

(e) None of these

Click here to View Answer
 (E) None of these  

20. (√5-1)2 = ? - 2√5

(a) 6                 

(b) 6 + 2√5          

(c) 6√5       

(d) 6 - 2√5           

(e) None of these

Click here to View Answer
 (A) 6