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The sum of three numbers in A.P.is 30. I...

The sum of three numbers in A.P.is 30. If the product of the last two is three times the product of the first two then find the numbers.

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KALYANI PUBLICATION-PROGRESSION-EXERCISE
  1. The product of three numbers in A.P. is 648. If the greatest is twice ...

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  2. The sum of the squares of three numbers in A.P. is 116. If the greates...

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  3. The sum of three numbers in A.P.is 30. If the product of the last...

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  4. The sum of four numbers in A.P. is 20 and sum of their squares is 120....

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  5. The sum of four numbers in A.P. is 40. If the sum of the product of fi...

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  6. If a, b, c are in A.P. then show that the terms given below are also i...

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  7. If a, b, c are in A.P. then show that the terms given below are also i...

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  8. If a, b, c are in A.P. then show that the terms given below are also i...

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  9. If a, b, c are in A.P. then show that the terms given below are also i...

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  10. If a, b, c are in A.P. then show that the terms given below are also i...

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  11. If a, b, c are in A.P. then show that the terms given below are also i...

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  12. If a^2,b^2,c^2 are in A.P., then the terms given below are also in A.P...

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  13. If a^2,b^2,c^2 are in A.P., then the terms given below are also in A.P...

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  14. If 1/a,1/b,1/c are in A.P. then (b+c)/a,(c+a)/b,(a+b)/c are also in A....

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  15. If 1/(a+b),1/(b+c),1/(c+a) are in A.P., then c^2,a^2,b^2are in A.P.

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  16. Insert three arithmetic mean between 2 and 14.

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  17. Insert three A.M.'s between 3 1/4 and 1 1/4.

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  18. Insert seven A.M.’s between 1 and 41.

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  19. Insert five A.M.'s between 1.2 and 8.4.

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  20. Determine four numbers between 7 and 4 such that these six numbers are...

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