A. 50

B. 70

C. 80

D. 100

**Right Answer: ** 70

February 19, 2018 Asghar Khan Everyday Science

Total 0 Votes:

0

0

A. 50

B. 70

C. 80

D. 100

**Right Answer: ** 70

February 19, 2018 Asghar Khan Everyday Science

Total 0 Votes:

0

0

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