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Q.

Sale of electric bulbs on different days of a week is shown below.

Observe the pictograph.

Which one of the following were the number of bulbs sold on Friday?

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a

12

b

13

c

14

d

10

answer is C.

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Detailed Solution

Consider the given table about the sales of electric bulb,
Q6 The sale of electric bulbs on different days of a week is shown below Observe the pictograph and ...

Q6 The sale of electric bulbs on different days of a week is shown below Observe the pictograph and ...

On calculating the number of bulbs sold each day,
We get,

DAYS	NUMBER OF ELECTRIC BULBS
Monday	$6 \times 2 = 12$
Tuesday	$8 \times 2 = 16$
Wednesday	$4 \times 2 = 8$
Thursday	$5 \times 2 = 10$
Friday	$7 \times 2 = 14$
Saturday	$4 \times 2 = 8$
Sunday	$9 \times 2 = 18$

Hence, from the table it is clear that 14 bulbs were sold on Friday.
Therefore, option 3 is correct.

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