If you want to join the paramilitary army of the country, then BSF (Border Security Force) can be a good option for you. There are mainly two exams, you have to clear in this exam. The first exam is based on physical efficiency and the second exam will be a written exam. So, here are some important BSF Constable questions and answers related to the written exam, which will help you also to understand the exam pattern. You should practice these questions and get success in the exam.
Q : The digit at unit’s place of the number (1570)2 + (1571)2 + (1572)2 + (1573)2 is :
(A) 2
(B) 3
(C) 4
(D) 1
The sum of the squares of 3 consecutive positive numbers is 365. The sum of the numbers is
(A) 36
(B) 45
(C) 30
(D) 33
The product of two numbers is 9375 and the quotient, when the larger one is divided by the smaller, is 15. The sum of the number is:
(A) 395
(B) 380
(C) 400
(D) 425
Let the numbers be x and y and x is greater than y.
As given,
xy = 9375 ....(i)
Again,
∴ From equation (i),
15y × y = 9375
A number when divided by 3 leaves a remainder 1. When the quotient is divided by 2, it leaves a remainder 1. What will be the remainder when the number is divided by 6?
(A) 5
(B) 2
(C) 3
(D) 4
The least number (dividend) x is obtained as follows :
y = 2 × 1 + 1 = 3
x = 3 × 3 + 1 = 10
When we divide 10 by 6, the remainder = 4
In what time will the annual simple interest rate at
(A) 2 year
(B) 2 year 6 month
(C) 3 year
(D) None of these
A fruit vendor sells two boxes of mango at the rate of Rs.750 each. He earns 25 % profit on one box and suffers a loss of 25 % on another box. In this business what is his loss or profit percent?
(A) 5 % profit
(B) Neither profit nor loss
(C) 6.25 % profit
(D) 6.25 % loss
A 6 meter wide pathway has been constructed along the periphery and inside of a square field of length 50 meter. The total expenditure to cover this pathway with red sand at the rate of Rs. 30 per square meter, is?
(A) Rs. 75000
(B) Rs. 58080
(C) Rs. 31680
(D) Rs.1080
Harish started his journey at 18:40 and finished at 22:20. The time taken in completing the journey is—
(A) 3 hours 40 minutes
(B) 3 hours 80 minutes
(C) 4 hours 40 minutes
(D) 3 hours 20 minutes
The average of 50 numbers is 38. If two numbers namely 45 and 55 are discarded, the average of the remaining numbers is?
(A) 35
(B) 32.5
(C) 37.5
(D) 36
How much simple interest will Rs.4000 earn in 18 months at 12% per annum?
(A) ₹ 216
(B) ₹ 360
(C) ₹ 720
(D) ₹ 960
Get the Examsbook Prep App Today