BANK & INSURANCE (SIMPLIFICATION FRACTION)

Total Questions: 27

11. (1/6) X 123 + (1/8) X 120 – A = 33

Correct Answer: (2) 2.5
Solution:Let's solve for A

(1/6) × 123 + (1/8) × 120 – A = 33

20.5 + 15 – A = 33

35.5 - A = 33

A = 35.5 - 33

A = 2.5

12. 3(1/2) of 48 + 7(1/2) of 184 = A

Correct Answer: (3) 1548
Solution:

Let's solve for A

3(1/2) of 48 + 7(1/2) of 184 = A

= 3.5 × 48 + 7.5 × 184

= 168 + 1380

= 1548

A = 1548

13. (9 x 9 + 64 - 8 x 9)/(729 + 8^3) = A

Correct Answer: (2) 1/17
Solution:

Let's solve for A

= (81 + 64 - 72) / (729 + 512)

= (145 - 72) / 1241

= 73 / 1241

A = 1/17

a3+b3=(a+b)(a2−ab+b2)

14. (1/4) × 3040 – (2/5) × ? = 140 × 4

Correct Answer: (2) 500
Solution:

760 – (2/5) × ? = 560

(2/5) × ? = 760 - 560

(2/5) × ? = 200

? = 200 × 5/2

? = 500

15. (3283/67) – (377/13) = ?

Correct Answer: (2) 20
Solution:

49 – 29 = ?

? = 20

16. (44/395) × (79/352) × ? = 5

Correct Answer: (1) 200
Solution:

(44 × 79) / (395 × 352) × ? = 5

(1/40) × ? = 5

? = 5 × 40

? = 200

17. 7(2/3) + 4(1/2) − 1/6 = ? / 4 × 48

Correct Answer: (1) 1
Solution:7(2/3) = 23/3, 4(1/2) = 9/2
= 23/3 + 9/2 − 1/6
LCM = 6
= (46 + 27 − 1) / 6 = 72 / 6 = 12
? / 4 × 48 = 12
? × 12 = 12
? = 1
Answer: 1

18. (3/5) of (2/7) of (35/18) of ? = 405

Correct Answer: (3) 1215
Solution:(3/5) × (2/7) × (35/18) × ? = 405
After cancellation = 1/3 × ? = 405
? = 1215
Answer: 1215

19. 4(2/3) + 8(1/3) = ? – 3(1/3)

Correct Answer: (2) 49/3
Solution:4(2/3) = 14/3, 8(1/3) = 25/3
14/3 + 25/3 = 39/3
? − 10/3 = 39/3
? = 49/3
Answer: 49/3

20. 1(1/3) of 96 + 3(2/4) × 120 = ?

Correct Answer: (4) 548
Solution:1(1/3) = 4/3, 3(2/4) = 7/2
(4/3 × 96) + (7/2 × 120)
= 128 + 420
= 548
Answer: 548