SSC CGL (SSC Combined Graduate Level) Mathematics: Questions 419  424 of 425
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Question number: 419
» Average
Question
The distance between two stations P and Q is 500 km. A train starts from P and moves towards Q at an average speed of 20 km/hr. another train starts from Q at the same time and moves towards P at an average speed of 80 km/hr. How far from P will they cross each other?
Choices
Choice (4)  Response  

a.  600 km 

b.  100 km 

c.  525 km 

d.  350 km 

Question number: 420
Question
The difference of two numbers is 3000. On dividing the larger number by the smaller, we get 6 as quotient and 60 as remainder. The larger number is
Choices
Choice (4)  Response  

a.  3945 

b.  4854 

c.  3655 

d.  3588 

Question number: 421
Question
The difference of two numbers is 4000. On dividing the larger number by the smaller, we get 3 as quotient and 50 as remainder. The larger number is
Choices
Choice (4)  Response  

a.  1265 

b.  5975 

c.  7975 

d.  7658 

Question number: 422
Question
Simplify:
Choices
Choice (4)  Response  

a.  13 

b.  17 

c.  11 

d.  15 

Question number: 423
Question
A person divides his total distance of journey into three equal and decides to travel the three parts with speeds of 5,10 and 15 km/hr. find his average speed. (In km/hr)
Choices
Choice (4)  Response  

a. 


b.  6.45 

c. 


d. 


Question number: 424
» Average
Question
In a school with 1600 students, the average age of boys is 15 years and that of the girls is 14 years and 10 months. If the average age of the school is 14 years and 3 months, then the number of the girls in the school is
Choices
Choice (4)  Response  

a.  400 

b.  700 

c.  470 

d.  300 
