General Aptitude: Numbers

Question | Correct Answer |
---|---|
What is the average of the first five prime numbers greater than 10? | C. 17 |
What is the least common multiple of 5 and 10? | A. 10 |
What is the greatest common divisor of 45 and 60? | C. 15 |
A number when squared is equal to 4 times the same number. What is the number? | B. 4 |
A two-digit number is 9 less than the number obtained by reversing its digits. If the tens digit is 1, what is the number? | A. 19 |
If the sum of a number and 8 is tripled, the result is 36. What is the number? | A. 4 |
What is the median of the first six positive integers? | B. 3.5 |
A number is 10 more than half of itself. What is the number? | C. 20 |
The sum of a number and its reciprocal is 2. What is the number? | C. 1 |
A number is decreased by 15 and then tripled, resulting in 9. What is the original number? | B. 8 |
If a number is decreased by 3 and then squared, the result is 36. What is the number? | C. 9 |
What is the least common multiple of 3 and 7? | B. 21 |
A number increased by 12 becomes its square. What is the number? | B. 4 |
The product of two numbers is 72. If one of them is 8, what is the other? | D. 9 |
What is the cube root of 27? | A. 3 |
A number when tripled and then increased by 10 becomes 40. What is the original number? | C. 10 |
What is the sum of the first 10 even numbers? | B. 110 |
Subtracting 3 from a number and then doubling the result gives 14. What is the number? | D. 10 |
If a number is increased by 15 and then quadrupled, the result is 80. What is the original number? | C. 12 |
The square of a number is 25. What is the number? | C. 5 |
Choose the correct answer
Question 1: What is the average of the first five prime numbers greater than 10?
Option 1: 13.0
Option 2: 15.0
Option 3: 17.0
Option 4: 19.0
Correct Answer: C. 17
Question 2: What is the least common multiple of 5 and 10?
Option 1: 10.0
Option 2: 15.0
Option 3: 20.0
Option 4: 25.0
Correct Answer: A. 10
Question 3: What is the greatest common divisor of 45 and 60?
Option 1: 5.0
Option 2: 10.0
Option 3: 15.0
Option 4: 20.0
Correct Answer: C. 15
Question 4: A number when squared is equal to 4 times the same number. What is the number?
Option 1: 0.0
Option 2: 2.0
Option 3: 4.0
Option 4: 8.0
Correct Answer: B. 4
Question 5: A two-digit number is 9 less than the number obtained by reversing its digits. If the tens digit is 1, what is the number?
Option 1: 12.0
Option 2: 19.0
Option 3: 28.0
Option 4: 37.0
Correct Answer: A. 19
Question 6: If the sum of a number and 8 is tripled, the result is 36. What is the number?
Option 1: 4.0
Option 2: 6.0
Option 3: 8.0
Option 4: 10.0
Correct Answer: A. 4
Question 7: What is the median of the first six positive integers?
Option 1: 2.5
Option 2: 3.5
Option 3: 4.5
Option 4: 5.5
Correct Answer: B. 3.5
Question 8: A number is 10 more than half of itself. What is the number?
Option 1: 10.0
Option 2: 15.0
Option 3: 20.0
Option 4: 30.0
Correct Answer: C. 20
Question 9: The sum of a number and its reciprocal is 2. What is the number?
Option 1: -1.0
Option 2: 0.0
Option 3: 1.0
Option 4: 2.0
Correct Answer: C. 1
Question 10: A number is decreased by 15 and then tripled, resulting in 9. What is the original number?
Option 1: 6.0
Option 2: 8.0
Option 3: 12.0
Option 4: 14.0
Correct Answer: B. 8
Question 11: If a number is decreased by 3 and then squared, the result is 36. What is the number?
Option 1: 3.0
Option 2: 6.0
Option 3: 9.0
Option 4: 12.0
Correct Answer: C. 9
Question 12: What is the least common multiple of 3 and 7?
Option 1: 14.0
Option 2: 21.0
Option 3: 35.0
Option 4: 42.0
Correct Answer: B. 21
Question 13: A number increased by 12 becomes its square. What is the number?
Option 1: 3.0
Option 2: 4.0
Option 3: 5.0
Option 4: 6.0
Correct Answer: B. 4
Question 14: The product of two numbers is 72. If one of them is 8, what is the other?
Option 1: 6.0
Option 2: 7.0
Option 3: 9.0
Option 4: 12.0
Correct Answer: D. 9
Question 15: What is the cube root of 27?
Option 1: 3.0
Option 2: 6.0
Option 3: 9.0
Option 4: 18.0
Correct Answer: A. 3
Question 16: A number when tripled and then increased by 10 becomes 40. What is the original number?
Option 1: 5.0
Option 2: 7.0
Option 3: 10.0
Option 4: 13.0
Correct Answer: C. 10
Question 17: What is the sum of the first 10 even numbers?
Option 1: 100.0
Option 2: 110.0
Option 3: 120.0
Option 4: 130.0
Correct Answer: B. 110
Question 18: Subtracting 3 from a number and then doubling the result gives 14. What is the number?
Option 1: 7.0
Option 2: 8.0
Option 3: 9.0
Option 4: 10.0
Correct Answer: D. 10
Question 19: If a number is increased by 15 and then quadrupled, the result is 80. What is the original number?
Option 1: 8.0
Option 2: 10.0
Option 3: 12.0
Option 4: 14.0
Correct Answer: C. 12
Question 20: The square of a number is 25. What is the number?
Option 1: -5.0
Option 2: 0.0
Option 3: 5.0
Option 4: 10.0
Correct Answer: C. 5
CGPSC 2024 Practice Question, छत्तीसगढ़ राज्य सेवा परीक्षा: अभ्यास प्रश्नों के PDF
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