The number of trees planted by children of three schools in Babhulgaon in 2006–07 and 2007–08 is shown in the joint bar graph below.

(1) Which school planted the same number of trees every year?
(2) Which school planted more trees in 2007-08 than in 2006-07?
(3) Which school planted more trees in 2006-07 than in 2007-08?

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Solution

(1) The bar graph shows that School No. 3 planted the same number of trees, since the height of the bar is same in every year.
(2) The bar graph shows that School No. 2 planted more trees in 2007 – 08 than in 2006 – 07.
(3) The bar graph shows that School No. 1 planted more trees in 2006 – 07 than in 2007 – 08.

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