There is a narrow rectangular plot, reserved for a school, in Mahuli village. The
length and breadth of the plot are in the ratio 11:4. At the rate `100 per metre it will
cost the village panchayat ` 75000 to fence the plot. What are the dimensions of
the plot?
The following data gives the information on the observed lifetimes in hrs of 225 electrical components
Determine the modal life times of components