Home
Class 12
MATHS
The rate of increase of bacteria in a ce...

The rate of increase of bacteria in a certain culture is proportional to the number present . If it doubles in 5 hours , then in 25 hours , its number would be

A

8 times the original

B

16 times the original

C

32 times the original

D

64 times the original

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MODEL TEST PAPER - 8

    KCET PREVIOUS YEAR PAPERS|Exercise MATHEMATICS|60 Videos
  • MODEL TEST PAPER 10

    KCET PREVIOUS YEAR PAPERS|Exercise MATHEMATICS|60 Videos

Similar Questions

Explore conceptually related problems

The rate of increase of bacteria in a culture proportional to the number of bacteria present and it found that the number doubles in 5 hours. Calculate how many times the bacteria my be expected to grow at the end of 15 hours

The number of bacteria in a certain culture doubles every hour. If there were 30 bacteria present in the culture originally, how many bacteria will be present at the end of 2^("nd") hour, 4^("th") hour and n^("th") hour ?

In a laboratory,the count of bacteria in a certain experiment was increasing at the rate of 2.5% per hour.Find the bacteria at the end of 2 hours if the count was initially 5,06,000.

Sum of a number and its reciprocal is 5 1/5 . Find the number.

The number of iodine atoms present in 1cm^(3) of its 0.1 M solutions is :

If a clock strikes the appropriate number of times at each hour, then the number of times it will strike in a day is

Show the following numbers on the number line. (d) 2.5

In a radioactive disintegration, the ratio of initial number oif atoms to the number of atoms present at an instant of tme equal to its mean life is

The number of atoms present in 0.5 gram- atoms of Nitrogen is same as the atoms in

KCET PREVIOUS YEAR PAPERS-MODEL TEST PAPER 02-MATHEMATICS
  1. The degree of the differential equation (d^(2) y)/(dx^(2)) + 3 ((dy)/(...

    Text Solution

    |

  2. The general solution of (dy)/(dx) = (ax + h)/(by + k) represents a par...

    Text Solution

    |

  3. The rate of increase of bacteria in a certain culture is proportional ...

    Text Solution

    |

  4. If the vector veca = hati + ahatj + a^(2) hatk , vecb = hati + b hatj ...

    Text Solution

    |

  5. If |veca| = |vecb| = |veca + vecb| = 1 , then the value of |veca - vec...

    Text Solution

    |

  6. If veca , a vector of magnitude 50 , is collinear with the vector vecb...

    Text Solution

    |

  7. A unit vector perpendicular to the two vectors hati + 2hatj - hatk and...

    Text Solution

    |

  8. If vecp = veca - vecb , vecq = vec a + vec b and |veca| = |vecb| = 2 ...

    Text Solution

    |

  9. Forces of magnitude 3 and 2 units acting in the directions 5 hati + 3 ...

    Text Solution

    |

  10. If A , B , C , D are four points in a straight line such that distance...

    Text Solution

    |

  11. The modulus and principal argument of the complex number (1 + 2i)/(1 -...

    Text Solution

    |

  12. If omega is a complex cube root of unity , then the value of omega^(99...

    Text Solution

    |

  13. If S(n) = nP + (n (n - 1))/(2) Q where Sn denotes the sum of the first...

    Text Solution

    |

  14. If x gt 1 , y gt 1 , z gt 1 are in G.P. , then (1)/(1 + log x) , (1)/(...

    Text Solution

    |

  15. The roots of the equation (q- r) x^(2) + (r - p) x + (p - q)= 0 are

    Text Solution

    |

  16. If the equation (x + m)^(2) - (x + n)^(2) = ( m - n)^(2) where m , n a...

    Text Solution

    |

  17. If a man and his wife enter a bus , in which five seats are vacant , t...

    Text Solution

    |

  18. The expansion of (1 + 2x)^(-1//2) , by binomial theorem, is valid when

    Text Solution

    |

  19. If (1 +x + x^(2))^(n) = a(0) + a(1) x + a(2) x^(2) + … + a(2n) x^(2n) ...

    Text Solution

    |

  20. If log (4) 7 = x , then log(7) 16 is equal to

    Text Solution

    |