#### NDA Exam Mathematics Study Material

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How many students are coming from that locality ?

b) 600

c) 560

d) 660

How many students use Bicycle and Rickshaw combined ?

b) 340

c) 140

d) 440

What is the percentage of students using Bus from that locality ?

b) 18.67%

c) 22.73%

d) 22%

Thesum of the students passed from university `B` in years 2003 , 2005 and 2006 combined together is

b) 60000

c) 50000

d) 75000

Theratio between the number of students passed from university `A` in the year 2007 and that from university `B` in 2004 is

b) 5 : 3

c) 5 : 6

d) 3 : 5

Number of students passed from university `B` in the year 2008 expressed as a percentage of the total number of students passed from university `A` over the 6 yr is

b) 20

c) 25

d) 35

Students passed from A in all 6 years

= ( 20 + 20 + 30 + 50 + 50 + 30 )

= 200 thousands

REQUIRED PERCENTAGE = 50/200 X 100 = 25%

Therespective ratio between the number of students passed in the year 2007 , 2008 and 2004 from university B is

b) 6 : 3 : 5

c) 3 : 5 :6

d) 6 : 3 : 3

Thedifference between the total number of students passed from both the universities in the year 2008 combined together and the total number of students passed in the year 2004 from both the universities taken together is

b) 25000

c) 20000

d) 30000

Total students passed in 2004 = 30 + 20 = 50 thousands

Required difference = ( 80 - 50 ) thousands

= 30,000

Thepercentage of accidents in which pedestrians and cyclists are involved is

b) 20. 4.%

c) 24%

d) 6%

=pedestrains and cyclists /total number of accident x 100^% (240/1000x100%) =24%

Thepercentage by which the accidents involving buses is less than the accidents involving tanker lorry is

b) 28%

c) 6%

d) 4%

=( 160=120/1000x100)%=4%