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The sum of seven consecutive natural num...

The sum of seven consecutive natural numbers I s1617. How many of these numbers are prime?

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RS AGGARWAL-PROBLEMS ON NUMBERS-All Questions
  1. If the sum of two numbers is 10 and the sum of their reciprocals is...

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  2. Three numbers are in the ratio 3:2: 5. The sum o their squares is 1862...

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  3. The sum of seven consecutive natural numbers I s1617. How many of t...

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  4. The product of two consecutive numbers is 4032. Find the numbers.

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  5. The sum of the two numbers I s15 and sum of their squares is 113. Fi...

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  6. The average of four consecutive even numbers is 27. Find the larges...

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  7. The sum of the squares of three consecutive odd number is 2531. Fin...

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  8. Of two numbers, 4 times the smaller one is less than 3 times the la...

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  9. The ratio between a two digit number and the sum of the digits of t...

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  10. A number consists o two digits. The sum of the digits is 9. If 63 i...

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  11. In a three digit number, the digit in the units place is four times...

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  12. If the digits of a two digit number are interchanged, the number for...

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  13. A fraction becomes 2/3 when 1 is added to both its numertor5 and de...

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  14. 50 is divided into two parts such that the sum of their reciprocals...

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  15. If three numbers are added in pairs, the sums equal 10,19 and 21. F...

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  16. By how much is 3/4 th of 568 lesser than 7/8 th of 1008? a. 444 b. ...

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  17. The difference between a number and its three fifths is 50. What is...

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  18. If  a number is added to two fifths of itself, the value of obtaine...

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  19. If a number is multiplied by two thirds of itself the value so obta...

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  20. If a number is decreased by 4 and divided by 6, the result is 8. Wh...

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