Elementary Mathematics GK Practice For Competition Exam

Elementary Mathematics GK Practice For Competition Exam                                                      

Elementary Mathematics GK Practice For Competition Exam    

* Some Elementary Mathematics Example:

1. How much interest will you get on a penny at 8% annual simple interest, equal to 2/5 of real money?
Answer =) (A) 1 (B) 7 (C) 5 (D) 6
2. When a 24-year-old member of one of the club members resigns and takes another position, the average age of all the club members increases to 2 years, how old is the new member?
Answer =) (A) 42 (B) 40 (C) 38 (D) 45
3. The ratio of students and students in a school to 504 students is 13: 11. If there are 12 more schools in that school, what will be the ratio of students and students?
Answer =) (A) 91: 81 (B) ৪1: 91 (C) 9: 10 (D) 10: 9
4. What percentage of A's value B will be 15% of (A + B) = 25% of (A-B)?
Answer =) (A) 10% (B) 60% (C) 200% (D) 400%
5. With rice prices falling by 20%, 100kg rice is now available at 2kg more than before. Now how much money per kg rice?
Answer =) (A) 50 (B) 10 (C) 40 (D) 5
6. A train 125 meters long crosses a tree next to a rail line in 30 seconds. How many kilometers per hour is the speed of the train?
Answer =) (A) 14 (B) 15 (C) 16 (D) 12
7. A and B work together in 10 days. B and C finish the work together in 15 days and A and C finish the work together in 20 days. So how long will C finish the job alone?
Answer =) (A) 60 (B) 120 (C) 80 (D) 30
8. The average weight of the 12 items is 1.8 kilograms. How much kilogram does the weight of a new item have if the new average weight is reduced by 50 grams by the addition of a new item?
Answer =) (A) 1.5 (B) 1. 1 (C) 1. 15 (D) 1. 01.
9. What is the sum of the first 60 digits divided by?
Answer =) (A) 13 (B) 59 (C) 60 (D) 61
10. If a number is first increased by 20%, then by 10%, then what percentage of the total is reduced or increased?
Answer =) (A) 10% increased (B) 10% lotus (C) 8% increased (D) 5% lotus.
11. 10%, 20% and 40% respectively, how much is actually excluded?
Answer =) (A) 50% (B) 56. % (C) 60. 2% (D) 70. 28%
12. Printed price of a product is Tk 690. The shopkeeper earns 8% after giving a 10% discount. What would be the percentage of the shopkeeper if no discount was given?
Answer =) (A) 20% (B) 24% (C) 25% (D) 28%
13. The average of 12 results is 15. The average of the first 5 results is 13.7 and the average of the last 5 results is 16.3, then what is the average of the remaining two results?
Answer =) (A) 15 (B) 15. 2 (C) 14. 8 (D) 15. 5
14. The speed of one train is 90 k.m per hour and the speed of another train is 20 meters per second. What is the ratio of the speed of the two trains?
Answer =) (A) 9: 2 (B) 4: 5 (C) 5: 4 (D) 9: 20
15. The difference between the two numbers is 2134. Half of each other. What is the number of cuts?
Answer =) (A) 2132 (B) 2134 (C) 2135 (D) 2137
16. What is the average of the first five coefficients of 3?
Answer =) (A) 8 (B) 9 (C) 12 (D) 7
17. The marked price of an umbrella is 80, What percentage of the discount will be the selling price of the umbrella is 68?
Answer =) (A) 15% (B) 20% (C) 25% (D) 30%
18. One cricketer has scored 72, 59, 18, 101 and 7 respectively in five consecutive games. What is the average of his runs?
Answer =) (A) 51. 3 (B) 52 (C) 52. 4 (D) 51. 4
19. The speed of a person in steady water is 6 kilometers per hour. The speed of the stream when 1 hour. 1.2 km then a person swims again in a place for 1 hour and then come back. How far is it to the place?
Answer =) (A) 4. 88 (B) 2. 88 (C) 3. 88 (D) 1. 88
20. A completes 60% of a job in 20 days. Then with the help of B, the rest of the work is completed in 8 days. B How many days of work alone?
Answer =) (A) 36 (B) 32 (C} 44 (D) 50.

Answer Sheet :

1 (C), 2 (B), 3 (A), 4 (D), 5 (B), 6 (B), 7 (B), 8 (C), 9 (D), 10 (C), 11 (B), 12 (A), 13 (A), 14 (C), 15 (B), 16 (B), 17 (A), 18 (D), 19 (B), 20 (D)

Elementary Mathematics GK Practice For Competition Exam.   

G.K for job test

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