Maths Quiz on Simplification

Ques (1-10): What should come in place of question mark (?) in the following questions?

Q1. 637.28 – 781.47 + 257.39 = ?
(1) 113.20
(2) 104.30
(3) 122.40
(4) 133.50
(5) None of these
Q2. 6% of 350 + 2% of 700 = ?% of 1400
(1) 2
(2) 2.5
(3) 3
(4) 4
(5) None of these

Q3. 4672 ÷ 40 ÷ 4 = ?
(1) 467.2
(2) 29.6
(3) 29.2
(4) 368.8
(5) None of these

Q4. 7 × ? = 546 ÷ 4
(1) 24.4
(2) 113.5
(3) 37.9
(4) 19.5
(5) None of these

Q5. 672 ÷ 24 × 18 + 153 - 345 = ? 
(1) 311      
(2) 322              
(3) 312              
(4) 308                      
(5) None of these

Q6. 67.39 - 11.78 + 19.63 = ? + 22.41 
(1) 52.73                  
(2) 52.83          
(3) 65.78          
(4) 64.78                  
(5) None of these

Q7. 44% of 125 + 75% of 840 = ? 
(1) 600                      
(2) 666              
(3) 685              
(4) 765                      
(5) None of these

Q8. 1.2 * 0.9 ÷ 0.25 * 24 = ? 
(1) 204.92
(2) 125.92        
(3) 118.46        
(4) 103.68
(5) None of these

Q9. 22% of 250 + 35% of 460 = ? 
(1) 216
(2) 226
(3) 232
(4) 242
(5) None of these

Q10. 0.6 * 1.8 ÷ 0.5 * 12 = ? 
(1) 24.92
(2) 25.92
(3) 18.46
(4) 17.46
(5) None of these

ANSWERS:
1. 1
2. 2
3. 3
4. 4
5. 3
6. 2
7. 3
8. 4
9. 1
10. 2