In two triangles ABC and DEF, if \(\overline{AB}\) = \(\overline{EF}\), \(\overline{BC}\) = \(\overline{DF}\) and \(\overline{CA}\) = \(\overline{DE}\), then:
Study the following graph and answer the given question.
The graph shows the height of five students in a class.
What is the respective ratio between the height of Amit and height of Rahul?
P is 30% more efficient than Q. How much time will they, working together, take to complete a job that P alone could have done in 23 days?