Simplification Questions for SBI Clerk 2018, Railway Group D, Railway ALP Stage -1 and SSC CHSL 10+2 Set- 6

Q.1 21 × 6 – 21 × 4 + 32 – 9 = ?

(A) 85

(B) 70

(C) 65

(D) 110

(E) None of these

Q.2 44% of 
3
 2
 of 
5
 11
of 3130 – ?2
1
 2
 × 1300

(A) 38

(B) 29

(C) 22

(D) 17

(E) 11

 

Q.3 144 ÷ 6 × 9 + √169 – 92 = ? – 56

(A) 275

(B) 325

(C) 222

(D) 204

(E) 256

 

Q.4 4.5 × 0.6 + 21 × 0.3 – 2.4 × .05 = ? – 0.22

(A) 9.1

(B) 8.5

(C) 10.2

(D) 11

(E) 15.5

Q.5 
21
16
 × 
11
 14
 ÷ 
7
 11
×
147
 121
 = ? × 
3
 32

(A) 29

(B) 43

(C) 35

(D) 28

(E) None of these

Answer 1. (C) 65

Explanation: 

21 × 6 – 21 × 4 + 32 – 9 = ?

126 – 84 + 23 = ?

42 + 23 = ?

? = 65

 

Answer 2. (D) 17

Explanation:

Q.2 44% of 
3
 2
 of 
5
 11
of 3130 – ?2
1
 2
 × 1300
44
 100
 ×
3
 2
 ×
5
 11
× 3130 – ?2 =
1
 2
 × 1300

313 × 3 – ?2 = 650

939 – 650 = ?2

289 = ?2

? = 17

 

Answer 3. (D) 204

Explanation:

144 ÷ 6 × 9 + 169 – 92 = ? – 56

24 × 9 + 13 – 81 = ? – 56

216 – 68 + 56 = ?

? = 204

 

Answer 4. (A) 9.1

Explanation:

4.5 × 0.6 + 21 × 0.3 – 2.4 × .05 = ? – 0.22

2.7 + 6.3 – 0.12 + 0.22 = ?

9 + 0.10 = ?

? = 9.1

 

Answer 5. (E) None of these

Explanation:

Q.5 
21
16
 × 
11
 14
 ÷ 
7
 11
×
147
 121
 = ? × 
3
 32
21
16
 ×
11
 14
 ×
11
 7
×
147
 121
 = ? ×
3
 32

? = 21

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