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If xx stands for -:,-: stands for +,+ st...

If `xx` stands for `-:,-:` stands for +,+ stands for -, and - stands for `xx`, then what is the value of `(30+20)-5(7-:3)xx25=?`

A

100

B

10

C

20

D

25

Text Solution

Verified by Experts

The correct Answer is:
C


`(30+20)-5(7-:3)xx25-?`
`implies?=(30-20)xx5(7+3)-:25`
`implies?=10xx5xx10-:25=20`
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