The following table gives the literacy rate(in percentage) of 35 cities. Find the mean literacy rate.

The radius of a circle is increasing uniformly at the rate of 3 cm/s. Find the rate at which the area of the circle is increasing when the radius is 10 cm.

Which of the following expkains the increase of reaction rate by a catalyst?

The rate expression gives the relation between rate of reaction and

Which of the following does not affect the rate of reaction?

Which of the following exhibits the highest rate of respiration ?

Find the perimeter of the following: A table with sides equal to 35 cm, 16 cm, 35 cm and 16 cm respectively.

The table below gives the percentage distribution of female in the primary schools of rural areas of various states and union territories (U.T) of India . Find the mean percentage of female teachers using all the three methods. {:("Percentage of female teachers","Number of States/U.T"),(15-25,6),(25-35,11),(35-45,7),(45-55,4),(55-65,4),(65-75,2),(75-85,1):} .