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Correct the following equations by inter...

Correct the following equations by interchanging the two signs.
`16-21-:7xx6+3=31`

A

(a) `-` and +

B

(b) `+` and `xx`

C

(c) `-:` and +

D

(d) `-:` and `xx`

Text Solution

Verified by Experts

The correct Answer is:
B
If we interchange of signs .+. and `.xx.` then the equation changes into
`16-21-:7+6xx3=16-3+18=31`
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ARIHANT PUBLICATION-MATHEMATICAL OPERATIONS AND SYMBOL NOTATIONS-Let us Practice (A. Base Level Exercise )
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