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RRB Assistant Loco Pilot and Technician Model Paper 1 with solutions
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© examsnet.com
Question : 10
Total: 100
A is thrice as good a workman as B and is, therefore, able to finish a piece of work in 60 days less than (b) The time (in days) in which they can do it working together is
22
22
1
2
23
23
1
4
Validate
Solution:
(b) If a completes the work in x days, B will dothe same in 3x days.
∴ 3x – x = 60
⇒ 2x = 60
⇒ x = 30 and 3x = 90∴ (A + B)’s day’s work
=
1
30
+
1
90
=
4
90
=
2
45
∴ A and B together will do the work in
45
2
=
22
1
2
days
© examsnet.com
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