Correct option is A
Solution:
The sum of first ‘n’ natural numbers is:
Question
The sum of first ‘n’ natural numbers is:
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EnglishSimilar Questions
- 1)
A and B are two positive odd numbers. A × B = 9 and A < B. What is the value of A + B?
- 2)The sum of all odd prime numbers from 1 to 25 is
- 3)Value of x for which x, (x+1), (x+3) are all prime numbers is
- 4)
The sum of the three consecutive even numbers is 30. What is the sum of the smallest and the largest of the three numbers?
- 5)
The difference of squares of two consecutive odd numbers is 88. What is the product of the two numbers?
- 6)
The product of two prime numbers is 437. What is the smaller of the two numbers?
- 7)
The product of the three consecutive odd numbers is 1287. What is the sum of the largest and the smallest of the three numbers?
- 8)
The sum of three consecutive natural numbers is 18. What is the smallest of the three numbers?
- 9)
The difference of squares of two consecutive odd numbers is 24. What is the sum of the two numbers?
- 10)
Let a, b, α and β be prime numbers. n is the number of ordered pairs of a and b where 2< a < b < 50 and b-a=2. Also, α and β are the least and the greatest prime numbers less than 50. What is the value of n(α+β)?
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Similar Questions
- 1)
A and B are two positive odd numbers. A × B = 9 and A < B. What is the value of A + B?
- 2)The sum of all odd prime numbers from 1 to 25 is
- 3)Value of x for which x, (x+1), (x+3) are all prime numbers is
- 4)
The sum of the three consecutive even numbers is 30. What is the sum of the smallest and the largest of the three numbers?
- 5)
The difference of squares of two consecutive odd numbers is 88. What is the product of the two numbers?
- 6)
The product of two prime numbers is 437. What is the smaller of the two numbers?
- 7)
The product of the three consecutive odd numbers is 1287. What is the sum of the largest and the smallest of the three numbers?
- 8)
The sum of three consecutive natural numbers is 18. What is the smallest of the three numbers?
- 9)
The difference of squares of two consecutive odd numbers is 24. What is the sum of the two numbers?
- 10)
Let a, b, α and β be prime numbers. n is the number of ordered pairs of a and b where 2< a < b < 50 and b-a=2. Also, α and β are the least and the greatest prime numbers less than 50. What is the value of n(α+β)?
