Question

50 POINTS......plzz answer me it's really very urgent

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Answer 1

classes are between 90-100

20 classes for class width of x

1 class width will be 10/20 =0.5

19th mark will be of 19*0.5+90

that if calculated will be

option B

i.e.99.5°C

Answer 2

The answer is option (b) i.e. 99.5°C