A cylindrical vessel of radius 7 cm is partially filled with water. By how much will the water level rise if a sphere of radius 6 cm is completely immersed in this water?
The pie chart shows the results of an online survey which asked people about their favourite author. Study the diagram and answer the following questions.
Respondents who say their favourite author is A and those who say their favourite author is B constitute what percent of the total respondents?
Analyze the figure shown below in which DE || BC and the other dimensions are as follows: AD=3 cm, BD=4 cm, AE=4.4 cm and DE=6 cm. Calculate the length (in cm) of BC.