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25% of 120 + 40% of 380=x of 637...

25% of 120 + 40% of 380=x of 637

A

`2/7`

B

`1/7`

C

`4/7`

D

`3/7`

Text Solution

Verified by Experts

The correct Answer is:
A
`(120xx25)/100+(380xx40)/100=637xx x`
`rArr30+152=637xx x`
`rArrx=182/637=2/7`
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