In each of the following questons , which one of the four interchanges in signs and numbers would make the given equation correct /true ?
` 5 xx 3 +4 = 23`

Options

A. 1. `+ and xx, 3 and 5`
B. 2. `+ and xx , 4 and 5`
C. 3. `+ and xx , 3 and 4`
D. 4. None of these

Answer

B

Explanation

Inerchanging .+. and `.xx.` , 3 and 5 in the given equation, we get
` 3 + 5 xx 4 = 23`
Using BODMAS RULE, we get
`3 + 20 = 23`
or ,23=23 which is correct.