Home
Class 14
REASONING
If '+' means '-','-' means 'xx','xx' mea...

If '+' means '-','-' means `'xx','xx'` means `'-:'` and `'-:'-` means '+', then the value of `16xx2-:25+7-4` is

A

104

B

5

C

22

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
`16xx2-:25+7-4`
`=16-:2+25-7xx4`
`=8+25-28`
`=25-20=5`
Promotional Banner

Topper's Solved these Questions

  • MATHEMATICAL OPERATIONS AND SYMBOL NOTATIONS

    ARIHANT PUBLICATION|Exercise Let us Practice (B. Expert Level Exercise )|21 Videos

  • MATHEMATICAL OPERATIONS AND SYMBOL NOTATIONS

    ARIHANT PUBLICATION|Exercise Let us Practice (B. Expert Level Exercise )|21 Videos

  • LOGICAL VENN DIAGRAMS

    ARIHANT PUBLICATION|Exercise Let us Practice ( B. Expert Level Exercise )|18 Videos

  • MIRROR IMAGE

    ARIHANT PUBLICATION|Exercise LET US PRACTICE (DEPORT LEVEL EXERCISE )|15 Videos

Similar Questions

Explore conceptually related problems

If '+' means '-:','-' means '+', 'xx' means '-' and '-:' means 'xx' , then what is the value of 24-:12-18+9?

If '+'means '-','-'means 'xx', 'xx' means '÷' and '÷' means '+', then what is the value of 40 div 360 xx 24 - 4 + 18 = ?

If '+' means 'xx','-' means '+', 'xx' means '-:' and '-:' means '-' then 12xx2+6-7-:5=?

If '+' means '-' , - means 'xx','xx' means '÷' and '÷' means '+' then 25xx5-:30+8-2=?

If '+' measn '-','-' means 'xx','xx' means 'div' and 'div' means '+' , then 12 xx 6 div 4 = ?

ARIHANT PUBLICATION-MATHEMATICAL OPERATIONS AND SYMBOL NOTATIONS-Let us Practice (A. Base Level Exercise )
  1. If '+' means '-','-' means 'xx','xx' means '-:' and '-:'- means '+', t...

    Text Solution

    |

  2. If '-' stands for '-:','+' stands for 'xx','-:' stands for '-' and 'xx...

    Text Solution

    |

  3. Select the correct combination of mathematical signs to replace * sign...

    Text Solution

    |

  4. If 'xx' stands for '+','lt' for '-','+' for '-:','gt' for 'xx','-' for...

    Text Solution

    |

  5. If '-' stands for '-:','+' stands for '-', '-:' stands for 'xx','xx' s...

    Text Solution

    |

  6. Which of the following sets of operation with the usual notations repl...

    Text Solution

    |

  7. If 'P' means '+', 'Q' means 'xx' , 'R' means '-:' and 'S' means '-' th...

    Text Solution

    |

  8. Which of the following interchange of signs would make the given equat...

    Text Solution

    |

  9. If '+' means '-:','-' means '+', 'xx' means '-' and '-:' means 'xx', t...

    Text Solution

    |

  10. If P denotes ÷, Q denotes xx , R denotes + and S denotes -, then what ...

    Text Solution

    |

  11. If '-' stands for 'addition' '-:' for 'multiplication', 'xx' for 'sub...

    Text Solution

    |

  12. If A for '+', M for 'xx', D for '-:', G for 'gt', L for 'lt', then whi...

    Text Solution

    |

  13. If the mathematical signs interchange from - to +,+ to -:,xx to - and ...

    Text Solution

    |

  14. If +, -, xx, -:, =, gt and lt are represented as delta**,gamma,eta,ome...

    Text Solution

    |

  15. Select the correct combination mathematical signs to replace .** signs...

    Text Solution

    |

  16. Find the correct group of signs to solve the equation. 24** 16** 8**3...

    Text Solution

    |

  17. If 'R' means '-:', 'Q' means 'xx' ,'P' means '+', then 1 8 R 9 P 2 Q ...

    Text Solution

    |

  18. If '+' means '-','-' means 'xx','-:' means '+' and 'xx' means '-:', th...

    Text Solution

    |

  19. If Q means '+', J means 'xx', T means '-' and K means '-:', then 30 ...

    Text Solution

    |

  20. If P denotes '-:', Q denotes 'xx', R denotes '+' and S denotes '-', th...

    Text Solution

    |