Question 5 i The following table gives the life times of neon lamps-begin array - c - c - WheLength in hours-Number of lampsillhline 300-40081411400-500 - 56500-600 - 60 1600-700 - 86 1700-800 - 74 1800-900862 900-1000 - 4811 hlinelendarrayi Represent the given information with the help of a histogram-

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Standard IX

Mathematics

Bar Graphs

Question 5 i ...

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Question 5 (i)
The following table gives the life times of neon lamps:
$\begin{matrix} L e n g t h (i n h o u r s) & N u m b e r o f l a m p s 300 - 400 & 14 400 - 500 & 56 500 - 600 & 60 600 - 700 & 86 700 - 800 & 74 800 - 900 & 62 900 - 1000 & 48 \end{matrix}$
(i) Represent the given information with the help of a histogram.

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Solution

(i) By taking life time (in hours) of neon lamps on x-axis and the number of
lamps on y-axis, the histogram of the given information can be drawn as follows.

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Q. Question 5 (ii)
The following table gives the life times of neon lamps:

\begin{matrix} L e n g t h (i n h o u r s) & N u m b e r o f l a m p s 300 - 400 & 14 400 - 500 & 56 500 - 600 & 60 600 - 700 & 86 700 - 800 & 74 800 - 900 & 62 900 - 1000 & 48 \end{matrix}

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

Question 5 (i)
The following table gives the life times of neon lamps:
$\begin{matrix} Length (in hours) & Number of lamps 300 - 400 & 14 400 - 500 & 56 500 - 600 & 60 600 - 700 & 86 700 - 800 & 74 800 - 900 & 62 900 - 1000 & 48 \end{matrix}$
(i) Represent the given information with the help of a histogram.

Question 5 (ii)
The following table gives the life times of neon lamps:
$\begin{matrix} Length (in hours) & Number of lamps 300 - 400 & 14 400 - 500 & 56 500 - 600 & 60 600 - 700 & 86 700 - 800 & 74 800 - 900 & 62 900 - 1000 & 48 \end{matrix}$
(ii) How many lamps have a life time of more than 700 hours?

Q. The following table gives the life times of neon lamps:

\begin{matrix} Length (in hours) & Number of lamps 300 - 400 & 14 400 - 500 & 56 500 - 600 & 60 600 - 700 & 86 700 - 800 & 74 800 - 900 & 62 900 - 1000 & 48 \end{matrix}

(i) Represent the given information with the help of a histogram.
(ii) How many lamps have a life time of more than 700 hours?

The following table gives the life times of neon lamps:

Length (in hours)

Number of lamps

300 − 400

400 − 500

500 − 600

600 − 700

700 − 800

800 − 900

900 − 1000

(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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Question 5 (i) 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.

(i) By taking life time (in hours) of neon lamps on x-axis and the number of lamps on y-axis, the histogram of the given information can be drawn as follows.

(i) By taking life time (in hours) of neon lamps on x-axis and the number of
lamps on y-axis, the histogram of the given information can be drawn as follows.