Level 2- bar Graph Practice Test – Medium 1

3. Study the given graph below and answer the questions given below the chart.

3.1) What is the average number of children pursuing painting classes from all the states together?

(a) 19375
(b) 17395
(c) 19725
(d) 18385

Ans.: ( 15 + 12.5 + 32.5 + 17.5)/4 = 77.5 *1000/4 = 19375.

3.2) The children pursuing singing classes in state A is what percent of the total number of children pursuing all the three classes from the state?
(a) 30
(b) 35
(c) 40
(d) 45

Ans.: [Children in State A (singing) / Total Children in State A (all classes)]* 100 = 25/62.5 *100 = 40

3.3) What is the difference between the total number of children pursuing dancing and the total number of children pursuing painting from all states together?
(A) 20000
(b) 15000
(c) 10000
(d) 25000

Solution: 97.5 – 77.5 = 20 i.e 20 thousand.

3.4) What is the respective ratio of the number of children pursuing dancing from state B to the number of children pursuing dancing from state D?
(a) 7:9
(b) 11:9
(c) 11:7
(d) 9:11

Solution: 22.5 :27.5 = 9:11

3.5) What is the average number of children pursuing singing, dancing, and painting from state C?
(a) 28859
(b) 29167
(c) 29216
(d) 28765

Sol.: Average number of children State C = (30 +25+ 32.5)/3
= (87.5/3) * 1000
= 29167.

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