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Five persons P, Q, R, S and T are working on a task A. The line graph shows the time taken by these five persons individually to complete the task A. The table shows the time for which these five persons worked on this task. Some data is missing too. Study the data carefully and answer the question:

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T worked on a task C (Similar as task A) for 6 days and the remaining task was completed by P, Q and R who worked on the alternate days starting with P followed by Q and R in that order. Find the number of days for which Q worked:

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Important Questions on Graphical Representation of Data

EASY

Study the given pie chart and answer the question that follows. 

Total number of students admitted in a college=700.

Distribution of the percentage of students in various courses.

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Percentage-wise distribution of the number of boys.

Course Number of boys
B.sc Math 40%
B.sc Physics 68%
B.sc Computer Science 80%
B.com 75%
B.sc Chemistry 58%
BBA 65%

The difference between the number of boys and the number of girls admitted in B.Com. is:

EASY

Study the given pie chart and table and answer the question that follows.

The pie chart represents the percentage wise distribution of 300 students of class X is a school in six different sections A, B, C, D, E, and F.

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The table shows the number of boys of class X in six different sections A, B, C, D, E, and F.

Section A B C D E F
No. of boys 36 26 34 28 20

If the total number of students in section C is 57, then the total number of girls in section C and D together will be:

EASY

The following pie chart represents the percentage-wise distribution of 300 students of class X in a school in six different sections A, B, C, D, E and F.

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The given table shows the number of boys of class X in six different sections A, B, C, D, E and E.

Section A B C D E F
No. of boys 36 26 34 28 ___ 20

The total number of boys in sections A, B and D together is what pecentage more than the total number of girls in section A, B and D together?

MEDIUM
A, B and C can individually complete a piece of work in 24 days,15  days and 12 days, respectively. B and C started the work and worked for 3 days and left. The number of days required by A alone to complete the remaining work is:
EASY

The given bar graph presents a country's exports (in million rupees) during 2015-2018, and the table that follows shows the break-up of goods exported in a year.

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Break-Up of Goods Exported in a year

Computers 24%
Garments 28%
Textiles  25%
Cosmetics 15%
Jewellery 8%

Total exports of cosmetics in four years is approx. what percent less than the total exports of Garments and Jewellery in 2015 and 2018?

MEDIUM
A can complete a certain work in 30 days. B is 25% more efficient than A and C is 20% more efficient than B. They all worked together for 3 days. B alone can complete the remaining work in:
EASY

The given pie chart represents the percentage-wise distribution of 300 students of class X in a school in six different sections A, B, C, D, E and F.

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The given table shows the number of boys of class X in six different sections A, B, C, D, E and F.

Sections A B C D E F
No. of boys 36 26 34 28 --- 20

If in section E, the ratio of boys and girls is 4:3, then the ratio of the number of girls in section B to that of the number of girls in section E is:

EASY
A can complete a certain piece of work in 40 days. B is 25% more efficient than A and C is 28% more efficient than B. They work together for 5 days. The remaining work will be completed by B alone in:
EASY

The given bar graph presents a country's exports (in million rupees) during 2015-2018, and the table that follows shows the break-up of goods exported in a year.

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Break-Up of Goods Exported in a year

Computers 24%
Garments 28%
Textiles  25%
Cosmetics 15%
Jewellery 8%

Total exports of Jewellery in 2015,2016 and 2018 is what percent of the total exports of textiles in 2017 and 2018?

MEDIUM

The following Pie chart represents the percentage-wise distribution of 300 students of class X in a school in six different sections A, B, C, D, E and F.

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The table given below shows the number of boys of class X in six different sections A, B, C, D, E and F.

Section A B C D E F
Number of boys 36 26 34 28 x 20

If in section E, the ratio of the number of boys to the number of girls is 3 : 4, then find the ratio of the number of boys in section E to the number of girls in section C.

MEDIUM
Went Eight persons can a finish a work in 20 days.After 5 days they were requested to complete the work in the next  8 days.How many more persons should join the group to fulfil the requirement?
MEDIUM

The following pie-chart and table show the percentage distribution of farmers in 5 states A, B, C, D & E of a country who claimed insurance due to drought in the year 2017 and ratio of males to females of the number of farmers in states, respectively.

Study the pie-chart and the table carefully and answer the following questions.

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State Male : Female
A 5 : 3
B 4 : 1
C - : - 
D 5 : -
E 3 : 2

Note: Some data are missing in the pie-chart and table, if required in any question, find the missing data first and then answer the question Total number of farmers who claimed insurance in the year 2017 = 2,64,000

The number of farmers who claimed insurance in state C exceeds the total number of farmers (who claimed insurance) in state E and state A together by 5280. What is the percentage of farmers who claimed insurance in state E?

EASY
A can finish a work in 20 days and B can finish the same work in 25 days. They began together, but B left the work after 5 days. How many more days will A take to finish the remaining work?
EASY

The following Pie chart represents the percentage- wise distribution of 800 students of class XII in a school in six different sections A, B, C, D, E and F.

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The table given below shows the number of girls of class XII in six different sections A, B, C, D, E and F.

Section A B C D E F
Number of girls 102 80 104 98 0 60

The total number of girls in sections B, C and D together is what percentage more than the total number of boys in sections A, B and D together?

HARD
A and B working together, can complete a work in d days. Working alone A takes (8+d) days and B takes (18+d) days to complete the same work. If A works for 4 days, the remaining work will be completed by B alone in:
EASY
Sixteen men can finish a work in 8 days. Eight men and nine women working together can finish the same work in 10 days. In how many days will twenty women finish the same work?
MEDIUM
To complete a certain task, X is 40% more efficient than Y, and Z is 40% less efficient than Y. Working together they can complete a task in 21days. Y and Z together worked for 35days. The remaining work will be completed by X alone in:
EASY

Study the given pie chart and answer the question that follows.

Total number of students admitted in a college =700

Distribution of the percentage of students in various couses.

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Percentage-wise distribution of the number of boys.

Course Number of boys
B.Sc. Maths 40%
B.Sc. Physics 68%
B.Sc. Chemistry 58%
B.Sc. Computer science 80%
B.Com 75%
BBA 65%

The ratio of the total number of girls admitted in B.Sc maths to the total number of students admitted in B.Sc maths is_____.

EASY

The given bar graph presents a country's exports (in million rupees) during 2015-2018, and the table that follows shows the break-up of goods exported in a year.

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Break-Up of Goods Exported in a year

Computers 24%
Garments 28%
Textiles  25%
Cosmetics 15%
Jewellery 8%

What is the ratio of the total exports of Computers in 2015 and 2017 to the total exports of Cosmetics in 2015 and 2018?

MEDIUM

The line graph shows electricity consumption (in units) for three households A, B and C for months February to May.

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If the per-unit rate chart is:

Units Rate per unit (₹)
First 50 2.4
Next 50 3.5
Above 100 5.5

In the given line graph, the electric charges collected from all (A, B and C) for the month of February is: