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If P denotes ÷, Q denotes xx , R denotes...

If P denotes ÷, Q denotes `xx` , R denotes + and S denotes -, then what is the value of 18 Q 12 P 4 R 5 S 6

A

95

B

53

C

51

D

57

Text Solution

Verified by Experts

The correct Answer is:
B
Given `18Q12P4R5S6`
After changing the letters in to signs as per given in the question we have
`18xx12-:4+5-6`
`implies18xx(12)/(4)+5-6" "` (by BODMAS rule)
`implies18xx3+5-6`
`54+5-6`
`59-6=53`
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ARIHANT PUBLICATION-MATHEMATICAL OPERATIONS AND SYMBOL NOTATIONS-Let us Practice (A. Base Level Exercise )
  1. Which of the following interchange of signs would make the given equat...

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

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

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

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

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

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

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

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

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

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

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

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

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  14. Select the correct combination of mathematical signs to replace ** sig...

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  15. If the given interchanges are made in signs and numbers. which one of ...

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  16. If the given interchanges are made in signs and numbers. which one of ...

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  17. If the given interchanges are made in signs and numbers. which one of ...

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  18. If the given interchanges are made in signs and numbers. which one of ...

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  19. Select the correct combination of mathematical signs to replace ** sig...

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  20. Correct the following equations by interchanging the two signs. 3-9x...

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