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The sum of n natural numbers is 325. fin...

The sum of n natural numbers is 325. find n.

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The correct Answer is:
`n=25`
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CPC CAMBRIDGE PUBLICATION-MODEL QUESTION PAPER -04 -QUESTIONS
  1. Find the remainder using remainder theorem, when 2x^(3)+3x^(2)+x+1 is ...

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  2. If the sum of first n even natural number is 240. find the value of n.

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  3. The sum of n natural numbers is 325. find n.

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  4. Is every square similar to every Rectangle ? Why ?

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  5. Find the HCF of 105 and 1515 by prime factorization method.

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  6. If Sin theta = 4/5 and Cos theta=3/5 find the value of Sin^(2)theta+Co...

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  8. Find the volume of the hemisphere of radius 21 cm.

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  9. Prove that n^(2)-n is divisible by 2 for every positive integer n.

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  10. Solve for x and y 41x+53y=135 53x+41y=417

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  11. Find the roots of the quadratic equation 9x^(2)-3x-20=0 by formula met...

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  13. In given figure, (AO)/(OC)=(BO)/(OD)=1/2 and AB=5cm. Find the value of...

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  15. Prove that (Sin theta)/(1-cos theta)=cosec theta+cot theta OR P...

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  16. The sum of digits of a two digit number is 7. If the digits are revers...

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  17. The zeroes of the cubic polynomial x^(3)-6x^(2)+3x+10 are in A.P. for ...

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