SSC CGL (SSC Combined Graduate Level) Mathematics: Questions 140  145 of 425
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Question number: 140
» Fundamental Arithmetical Operations
Question
The value of correct to 3 places of decimals is
Choices
Choice (4)  Response  

a.  3.237 

b.  2.141 

c.  3.732 

d.  2.236 

Question number: 141
Question
A man travelled a certain distance by train at the rate of 30 km/hour and walked back at the rate of 5 km per hour. It the whole journey took 2 hours 48 minutes, the distance was
Choices
Choice (4)  Response  

a.  30 km 

b.  25 km 

c.  12 km 

d.  20 km 

Question number: 142
Question
A man can row at 8 km/hr in still water. If the velocity of current is 4 km/hr and it takes him 1 hour to row to a place and come back, how far is the place?
Choices
Choice (4)  Response  

a.  5 km 

b.  3 km 

c.  2 km 

d.  6 km 

Question number: 143
Question
A man goes from Surat to Mumbai at a uniform speed of 60 km/hr and comes back to Surat at a uniform speed of 40 km/hr. his average speed for the whole journey is:
Choices
Choice (4)  Response  

a.  48 km/hr 

b.  54 km/hr 

c.  55 km/hr 

d.  50 km/hr 

Question number: 144
Question
A tap can fill a cistern in 30 minutes and a second tap can empty the filled cistern in 20 minutes. By mistake without closing the second tap, the first tap was opened. In how many minutes will the empty tank be filled?
Choices
Choice (4)  Response  

a.  30 

b.  80 

c.  10 

d.  70 

Question number: 145
Question
The least number, which must be added to 1234 to make it exactly divisible by 4, is
Choices
Choice (4)  Response  

a.  6 

b.  2 

c.  7 

d.  4 
