Suggest some ways to save crude oil.

Tell from the Graph. In the year 1976, out of 100, how many houses used uple and wood?

Observe the graph and answer the question:

Which was the fuel used the least in 1976?

Kancha had seen a bar chart in a book. The chart shows the number of houses out of $100$ that use each type of fuel. It also shows the use of which fuel has increased and which fuel has decreased over the past twenty years.

Out of $100$, how many houses were using electricity in $1996?$

Kancha had seen a bar chart in a book. The chart shows the number of houses out of $100$ that use each type of fuel. It also shows the use of which fuel has increased and which fuel has decreased over the past twenty years.

Which fuel was used the least in $1996?$ What percentage of houses used it in the year $1976?$