Quantitative Aptitude: Simplification Questions Set 7

Directions: What value should come in place of x in the following questions?

1. 26% of 350 + √676 ÷ 13 – 19 × 12 = x
   A) -141
   B) -156
   C) -135
   D) -142
   E) -123
   
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     Option C
   Solution:
   91 + 2 – 228 =  -135            
2. 72% of 450 – 14 × 22 + √1681 – 12² = x
   A) -56
   B) -87
   C) -49
   D) -76
   E) -92
   
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     Option B
   Solution:
     324 – 308 +41 – 144 = -87              
3. 2 1/3 + 4 1/6 + 2 1/2 – 3 1/5 = x
   A) 5 2/3 
   B) 5 3/5
   C) 5 5/6 
   D) 5 4/5
   E) 5 1/3 
   
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     Option C
   Solution:
   2 1/3 + 4 1/6 + 2 1/2 – 3 1/5 =
   (2+4+2-3) + (1/3 + 1/6 + 1/2 – 1/5) = 5 + 4/5 = 5 4/5              
4. 3 2/5 + 4 2/3 – 2 7/10 + 1 1/3 = x
   A) 6 1/3
   B) 5 11/30 
   C) 6 17/30
   D) 6 9/10
   E) 6 7/10
   
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     Option ESolution:
   3 2/5 + 4 2/3 – 2 7/10 + 1 1/3 =
   (3+4-2+1) + (2/5 + 2/3 – 7/10 + 1/3) = 6 + 7/10 = 6 7/10            
5. √841+ 36² – 12 × 27 + 12% of 150 = x
   A) 1128
   B) 1238
   C) 1081
   D) 1019 
   E) 1124
   
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     Option D
   Solution:
   29 + 1296 – 324 + 18 = 1019              
6. 14 × 17 + √1521 ÷ 13 + 12% of 450 – 8% of 250= x
   A) 238  
   B) 275
   C) 248
   D) 267 
   E) None of these
   
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     Option B
   Solution:
   238 + 39 ÷ 13 + 54 – 20 = 275            
7. 42% of 350 + 26% of 150 – 45% of 280 + 38% of 350 = x
   A) 182 
   B) 197
   C) 175
   D) 187
   E) 193
   
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     Option E
   Solution:
   147 + 39 – 126 + 133 = 193              
8. √2809 + 26 × 18 ÷ 6 + 17² = x
   A) 420
   B) 560
   C) 430
   D) 530
   E) 470
   
   View Answer

     Option A
   Solution:
   53 + 26× 3 + 289 = 420
9. 1431 ÷ 27 × 12 + 462 – 15% of 320 = x
   A) 1140
   B) 1156
   C) 1050
   D) 1238
   E) None of these
   
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     Option C
   Solution:
   53 × 12 + 462 – 48 =  1050              
10. 34% of 250 + √1156 – 13² – 14% of 350 = x
    A) -78 
    B) -66  
    C) -103
    D) -87
    E) -99
    
    View Answer

      Option E
    Solution:
    85 + 34 – 169 – 49 = -99