GK Maths/ Maths Quiz for Competitive Exams

GK Maths is about General knowledge questions that you can expect for Competitive examinations like SSC CGL, LDC, LGS etc……

GK MATHS/ MATHS QUIZ FOR COMPETITIVE EXAMS
Expected Questions for SSC CGL/ LDC/ LGS etc…….
Choose the correct answer from the options given below:

1. Find the average of first five multiples of 5?
   A. 10
   B. 15
   C. 20
2. Find the odd one out:
   A. 1258
   B. 2349
   C. 4528
3. Which of the following is divisible by 11?
   A. 4554
   B. 2804
   C. 1135
4. Find the sum of 1 km, 1m and 1 cm in centimetres
   A. 100010
   B. 100101
   C. 100001
5. Find the sum of first 100 even numbers?
   A. 10100
   B. 10200
   C. 10300
6. How many ¼ makes 28?
   A. 56
   B. 112
   C. 140
7. What rate gives 280 rupees as interest on a sum of 56000 rupees in 2 years?
   A. 0.25%
   B. 0.5%
   C. 0.75%
8. If 16% children of a class of 25 like to play tennis. How many children like to play tennis?
   A. 4
   B. 8
   C. 12
9. Complete the Fibonacci sequence: 0, 1, 1, 2, 3, 5, 8, —, 21, 34…..
   A. 11
   B. 12
   C. 13
10. The ratio of 1 m to 1km is ———–
    A. 1: 100
    B. 1: 1000
    C. 1: 10000

ANSWERS:

1. 15
   [Explanation: Average = Sum of observations/ Total number of observations
   = (5 + 10 + 15 + 20 + 25)/5
   = 75/5
   = 15]
2. 4528
   [Explanation: Sum of first 3 digits is the last digit]
3. 4554
   [Explanation: First find the sum of the digits at odd place and even places, then subtract. If the difference is either 0 or multiple of 11, then the number is divisible by 11]
4. 100101
   [Explanation: 1 km = 100000 cm
   1 m = 100 cm]
5. 10100
   [Sum of first n even numbers = n (n+1)
6. 112
   [Explanation: 28/ ¼ = 28 x 4 = 112]
7. 0.25%
   [We can use the formula I = PRT/100]
8. 4
   [16% of 25 = 16 x 25/100 = 4]
9. 13
10. 1: 1000