RRB Group-D Model Paper 12 with answers for online practice

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Question : 16 of 100

Marks: +1, -0

Find the value of

4 1/5−[3 1/3−\{2 1/2−(1/3+1/6−1/12)\}]

59/20
34/90
65/67
45/67

Solution:

⇒

4 1/5−[3 1/3−\{2 1/2−(1/3+1/6−1/12)\}]

21/5−[10/3−{5/2−({4+2−1}/12)}]

⇒

21/5−[10/3−{5/2−5/12}]

⇒

21/5−[10/3−25/12]

⇒

21/5−15/12

⇒

21/5−5/4

⇒

{84−25}/20

⇒ 59/20

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