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12.25xx?xx21.6=3545.64...

`12.25xx?xx21.6=3545.64`

A

20

B

12

C

15

D

13

Text Solution

Verified by Experts

The correct Answer is:
D
`:. 12.25xx?xx21.6=3545.64`
`:. ?=(3545.64)/(264.6)=13.4~~13`
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