Question

The following table shows the life of 400 neon lamps

Answer 1

Where is the table....

Answer 2

The following table gives the life times of neon lamps:

Length (in hours)Number of lamps300-40014400-50056500-60060600-70086700-80074800-90062900-100048

(i) Represent the given information with the help of a histogram.

(ii) How many lamps have a lifetime of more than 700 hours?

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