Bar Graph | Data Handling | Assessment | English | Grade 8

In the bar graph the quantity of each category is proportional to ___

• Height of the bar

• Width of the bar

• Both, height and width of the bar

• Area of the bar

Answer explanation

In bar graph, the quantity to be represented is proportional to the height of the bar.

Which of the following is false with respect to a bar graph.

• The bar graph always have bars of same width.

• The bar graph always have bars of same height.

• Neither i nor ii

• All of these

Answer explanation

Bars of a bar graph always have equal width but may not have bars of equal height always, because the height of the bar is proportional to the quantity it represents. Since the quantity of the category can vary therefore the the height of the bar can also vary. Thus option 1 is correct.

Tags

CCSS.2.MD.D.10

The bar graph shows the number of taxis run by five taxi companies A, B, C, D and E. Study the bar graph and answer the following question. Which taxi company run the lowest number of taxis?

• A

• B

• D

• E

Answer explanation

The company that runs lowest number of taxis must have been represented with bar of shortest height. Thus by studying the graph it can be understood that company B runs lowest number of taxis.

Tags

CCSS.3.MD.B.3

The bar graph shows the number of taxis run by five taxi companies A, B, C, D and E. Study the bar graph and answer the following question. Which taxi company has more taxis than E but less taxis than D?

• A

• B

• D

• E

Answer explanation

The company which has more taxis than E but Less than D must be represented by a bar that has height more than height of bar made for company E but less than height of bar made for D. Such bar is made for company A. Hence, option 1 is the right answer.

Tags

CCSS.3.MD.B.3

The bar graph shows the number of taxis run by five taxi companies A, B, C, D and E. Study the bar graph and answer the following question. What is the ratio of taxis run by companies A and B together to the taxis run by company D?

• 5:7

• 3:7

• 8:7

• 10:1

Answer explanation

The number of taxis run by company A and B together = 50 + 30 = 80 taxis The number of taxis run by company D = 70 The ratio of number of taxis run by company A and B together to the number of taxis run by company D = 80:70 = 8:7

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

The bar graph shows the number of accidents in a city during the first five months of a year. Examine the graph and answer the following question. The number of accidents that took place in February is approximately what percent of the total accidents in the city?

• 19.73%

• 31%

• 18.52%

• 25.93%

Answer explanation

Number of accidents in February = 30 Total number of Accidents from January to May = 32 + 30 + 42 + 32 + 16 = 152 Percent of accidents that took place in February = number of accidents that took place in February/total number of accidents) x 100% = 30/152 x 100 = 19.73%

Tags

CCSS.6.RP.A.3C

The bar graph shows the number of accidents in a city during the first five months of a year. Examine the graph and answer the following question. What is the average number of accidents from February to May?

• 42

• 40

• 35

• 30

Answer explanation

Number of accidents in February = 30 Number of accidents in Marth = 42 Number of accidents in April = 32 Number of accidents in May = 16 Total number of Accidents from February to May = 30 + 42 + 32 + 16 = 120 Average number of accidents = 120/4 = 30

Tags

CCSS.6.SP.B.5C