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If the given interchanges are made in si...

If the given interchanges are made in signs and numbers. which one of the four equations would be correct?
Given signs `'xx'` and `'-:'`, numbers '4' and '9'

A

a. `94 xx 7 -: 4 7 = 324`

B

b. `94 xx 7 -: 97 = 329`

C

c. `49xx 7 -: 49 = 7`

D

d. `47 xx 9 -: 94 = 18 `

Text Solution

Verified by Experts

The correct Answer is:
B
`49-:7xx97ne324`
`49-:7xx47=329`
`94-:7xx94ne7`
`97-:4xx49ne18`
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ARIHANT PUBLICATION-MATHEMATICAL OPERATIONS AND SYMBOL NOTATIONS-Let us Practice (A. Base Level Exercise )
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  10. Correct the following equations by interchanging the two signs. 15-:...

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

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

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

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

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

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

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

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

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