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If '+' denots '+','-' denotes xx,'xx' de...

If '+' denots '+','-' denotes `xx,'xx'` denotes - and '+' denotes +, then
`35+7-5+5xx6=?`

A

36

B

24

C

20

D

14

Text Solution

Verified by Experts

The correct Answer is:
B
According to the question.
`35-:7xx5+5-6=?`
`implies5xx5+5-6=?`
`implies25+5-6=square?`
`implies30-6=24`
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ARIHANT PUBLICATION-MATHEMATICAL OPERATIONS AND SYMBOL NOTATIONS-Let us Practice (A. Base Level Exercise )
  1. Correct the following equations by interchanging the two signs. 4xx2...

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  2. Correct the following equations by interchanging the two signs. 5xx1...

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  3. Correct the following equations by interchanging the two signs. 16-2...

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  4. Correct the following equations by interchanging the two signs. 15-:...

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  5. Correct the following equations by interchanging the two signs. 51-:...

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  6. Correct the following equations by interchanging the two signs. 16+4...

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  7. Correct the following equations by interchanging the two signs. 3^(2...

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  8. In the following questions. which one of the four interchanges in sign...

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  9. In the following questions. which one of the four interchanges in sign...

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  10. In the following questions. which one of the four interchanges in sign...

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  11. If 2^(1)+4=2,4^(4)+8=32, then what will be the value of 6^(2)+4?

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  12. If 4***2" @ "3=6,18***6" @ "4=12, then what will be the value of 24***...

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  13. If 2&6% 7=33,4 & 6% 8=54, then what will be the value of 6% 8&9?

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  14. If '+' denots '+','-' denotes xx,'xx' denotes - and '+' denotes +, the...

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  15. If 6***5=31,7***8=57,3***4=13, then 9***10=?

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  16. If 879=8, 625 =1 and 586 =9, then 785=?

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  17. If given, 12(169) 5,4(20) 2 and 1 (26)5 then 7(?)3

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

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  19. If '-' means 'x', 'x' means '+', '÷' means '-' and '+' means '÷', then...

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

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