Home
Class 14
MATHS
In a call centre at New Delhi, it is obs...

In a call centre at New Delhi, it is observed that it gets a call at a interval of every 10 minutes from California, at every 12 minutes from Texas, at the interval of 20 minutes from Washington DC and after every 25 minutes it gets the call from London. If in the early morning at 5 : 00 a.m. It has recieved the calls simultanously from all the four destrinations, then at which time it will receive the calls at a time from all the places on the same day?

A

10 : 00 a.m.

B

3 : 00 a.m.

C

5 : 00 p.m.

D

both (a) and (b)

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MENSURATION

    QUANTUM CAT|Exercise QUESTION BANK|449 Videos

  • PERCENTAGES

    QUANTUM CAT|Exercise QUESTION BANK|271 Videos

Similar Questions

Explore conceptually related problems

Minute cells spearating from ova are

Number of beats pwe minutes is called

Two bombs blast at an interval of 10 minutes. A person running away from that place hears the two blasts at an interval of 12 minutes. If speed of sound is 330 m/s find the speed of the person and the distance he covered by running away from the blast.

Amount of blood received by brain every minute is

Two bullets are fired from a place at an interval of 11 minutes. A person approaching that place hears it at the gap of 10 minutes. If speed of sound in 330 m/s then what is the speed of person.

If a cup of tea cools from 80°C to 72°C in 5 minutes and from 72 C to 66°C in the next 5 minutes, then temperature of surrounding is

In every 30 minutes the time of a watch increases by 3 minutes. After setting the correct time at 5 a.m. what time will the watch show after 6 hours ?

QUANTUM CAT-NUMBER SYSTEM-QUESTION BANK
  1. Largest four digit number which when divided by 15 leaves a remainder ...

    Text Solution

    |

  2. In a mobileshop 7/12 mobiles are imported and rest are manufactured in...

    Text Solution

    |

  3. In a call centre at New Delhi, it is observed that it gets a call at a...

    Text Solution

    |

  4. The H.C.F. and L.C.M. of 2^4, 8^2, 16^2, 20^3 are :

    Text Solution

    |

  5. When we divide 15192327 by 99 the remainder will be :

    Text Solution

    |

  6. The number of lying between 1 and 200 which are divisible by either o...

    Text Solution

    |

  7. If xAy means x+y, xSy means x-y, xMy means (x)xxy and xDy means xdivy....

    Text Solution

    |

  8. The L.C.M. of two numbers is 1020 and their H.C.F. is 34, the possible...

    Text Solution

    |

  9. The sum of 100 terms of the series 1 - 3 + 5 - 7 + 9 - 11 + 13 - 15 + ...

    Text Solution

    |

  10. The value of (1-1/2)(1-1/3)(1-1/4)(1-1/5)…(1-1/n) is :

    Text Solution

    |

  11. The minimum and maximum possible values of x/y, where 2 le x le 8 and ...

    Text Solution

    |

  12. A rectangular floor in my office has its area equal to 56 m^2. The min...

    Text Solution

    |

  13. A string of length, 221 metre is cut into two parts such that one part...

    Text Solution

    |

  14. Total number of prime numbers between 1 and 200 is :

    Text Solution

    |

  15. What is the remainder of 6^(36)/215?

    Text Solution

    |

  16. The remainder when (12^(13) + 23^(13)) is divided by 11:

    Text Solution

    |

  17. The four digit smallest positive number which when divided by 4, 5, 6 ...

    Text Solution

    |

  18. Which one of the following is correct ? (i) 13^31gt31^13 (ii) 10^...

    Text Solution

    |

  19. If n1, n2, n3 ,……., nk are such that, out of these k elements k/2 elem...

    Text Solution

    |

  20. The H.C.F. of two numbers is 43 and their sum is 430. Total number of ...

    Text Solution

    |