Discussions
Nagalakshmi

· started a discussion

· 1 Months ago

If 36 men can dig a trench 200 metres long, 3 metres wide and 2 metres deep in 6 days working 10 hoursa day, in how many days, working 8 h a day will 10men dig a trench of 100 metres long, 4m wide and 3m
deep.
A.20 days
B.27 days
C.15 days
D.54 days
E.None of these

Sanjukta

· commented

· 1 Months ago

B

Nagalakshmi

· commented

· 1 Months ago

27 days
Nagalakshmi

· started a discussion

· 1 Months ago

A goods train and a passenger train are running on parallel tracks in the same direction. The driver of the goods train observes that the passenger train coming from behind overtakes and crossed is train completely in 60 seconds. Whereas a passenger on the passenger train marks that he crossed the goods train in 40 seconds. If the speed of the trains be in the ratio of 1: 2, find the ratio of their lengths.

A.1:2
B.2:1
C.3:2
D.2:3

Nagalakshmi

· started a discussion

· 1 Months ago

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?
_ a _ aaaba _ _ ba _ ab _
A.abaaaa
B.abaaba
C.aababa
D.ababaa

Nagalakshmi

· started a discussion

· 1 Months ago

If ab= 25, then the minimum value of a+ b is:
A.10
B.8
C.24
D.16

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