Home
Class 10
MATHS
How many terms of the G.P. (2)/(9),-(1...

How many terms of the G.P.
`(2)/(9),-(1)/(3),(1)/(2), . . . . . . . . . . .` must be added to get the sum equal to `(55)/(72)` ?

Text Solution

Verified by Experts

The correct Answer is:
5
Promotional Banner

Topper's Solved these Questions

  • GEOMETRIC PROGRESSION

    ICSE|Exercise Exercise 11(C) |10 Videos

  • FACTORISATION

    ICSE|Exercise M.C.Q(Competency Based Questions )|15 Videos

  • GOODS AND SERVICE TEX (GST)

    ICSE|Exercise Competency Based Questions |20 Videos

Similar Questions

Explore conceptually related problems

How many terms of the G.P. (2)/(9)-(1)/(3)+(1)/(2)..." give the sum "(55)/(72)?

Find the sum of G.P. : 1-(1)/(2)+(1)/(4)-(1)/(8)+ . . . .. . . .. . to 9 terms .

How many terms of the series 2+6+18+ . . . . . . . . . . . Must be taken to make the sum equal to 728 ?

Find the seventh term of the G.P. : sqrt(3)+1,1,(sqrt(3)-1)/(2), . . . . .. . . . .

How many terms of the geometric progression 1+4+16+64+ . . . . .. . . must be added to get sum equal to 5461 ?

Find the sum of G.P. : 1-(1)/(3)+(1)/(3^(2))-(1)/(3^(3))+ . . . .. . . . . to n terms.

Find the 9th term of the G. P. 2, 1, (1)/(2) ,….

How many terms of the series (2)/(3)-1+(3)/(2) … has the sum (463)/(96) ?

Find: the 10th term of the G.P. -3/4,1/2,-1/3,2/9, ....

ICSE-GEOMETRIC PROGRESSION -Exercise 11(D)
  1. How many terms of the geometric progression 1+4+16+64+ . . . . .. . . ...

    Text Solution

    |

  2. If the first term of a G.P is 27 and 8th term is 1/81, then the sum of...

    Text Solution

    |

  3. A boy spends Rs. 10 on first day, Rs. 20 on second day, Rs. 40 on thir...

    Text Solution

    |

  4. The 4^(th) and the 7^(th) terms of a G.P. are (1)/(27) and (1)/(729) r...

    Text Solution

    |

  5. A geometric progression has common ratio = 3 and last term = 486. If t...

    Text Solution

    |

  6. Find the sum of G.P. : 3,6,12, . . . . . . . . ., 1536.

    Text Solution

    |

  7. How many terms of the series 2+6+18+ . . . . . . . . . . . Must be tak...

    Text Solution

    |

  8. In a G.P., the ratio between the sum of first three terms and that of ...

    Text Solution

    |

  9. How many terms of the G.P. (2)/(9),-(1)/(3),(1)/(2), . . . . . . . ....

    Text Solution

    |

  10. If the sum of 1+2+2^(2)+ . . . . . . . . . .+2^(n-1) is 255, find the ...

    Text Solution

    |

  11. Find the geometric mean between : (4)/(9) and (9)/(4)

    Text Solution

    |

  12. Find the geometric mean between : 14 and (7)/(32)

    Text Solution

    |

  13. Find the geometric mean between : 2a and 8a^(3)

    Text Solution

    |

  14. The sum of three numbers in G.P. is (39)/(10) and their product is 1. ...

    Text Solution

    |

  15. The first term of a G.P. is -3 and the square of the second term is eq...

    Text Solution

    |

  16. Find the 5^(th) term of the G.P. (5)/(2),1. . . . . . . . .

    Text Solution

    |

  17. The first two terms of a G.P. are 125 and 25 respectively. Find the 5^...

    Text Solution

    |

  18. Find the sum of the sequence -(1)/(3),1,-3,9, . . . . . . . Upto 8 te...

    Text Solution

    |

  19. The first term of a G.P. in 27. If the 8^(th) term be (1)/(81), what w...

    Text Solution

    |

  20. Find a G.P. for which the sum of first two terms is -4 and the fifth i...

    Text Solution

    |