The value of a machine depreciates at the rate of 20% per annum. If its present value is Rs 96000, then what was the value (in Rs) of the machine 2 years ago?
ΔGHI is similar to ΔKLM. If the ratio of Perimeter of Δ GHI : Perimeter of ΔKLM = 1:4, and length of GH is 2 cm, what is the length of the corresponding side KL?