Simplification for RRB Exam

1. -56 × 61 ÷ 89 = ?
1) -3237
2) 3327
3) -3327
4) 3416
5) None of these


2. 3625 × ? = 1450
1) 1/3
2) 2/5
3) 1/5
4) 4/5
5) None of these

3. (0.85% of 405) + (2.25% of 550) = ?
1) 16.7175
2) 15.7150
3) 13.8175
4) 14.7125
5) None of these

4. 916 × ? × 3 = 214344
1) 78
2) 68
3) 84
4) 66
5) None of these

5. (54679 + 5982 + 32614) - (312 × 69) = ?
1) 71528
2) 77147
3) 71747
4) 61757
5) None of these

6. (42% of 4240) - (39% of 3854) = ?
1) 277.20
2) 277.74
3) 3283.86
4) 3284.40
5) None of these

7. 41 + 4.11 + 0.41 + 411 + 41.11 = ?
1) 456.63
2) 487.63
3) 456.52
4) 479.63
 5) None of these

Answers
1. 5; (-)38.382
2. 2
3. 5; (0.85% of 405)+(2.25% of 550) = (0.85×4.05)+(2.25×5.5)
= 3.4425 + 12.375 = 15.8175
4. 1
5. 3
6. 2
7. 5; 497.63


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