On 1st April, 2022, Mega Ltd. issued 30,000, 10% Debentures of ₹100 each at a discount of 10%. The total amount of interest due on debentures for the year ending 31st March, 2023 will be:}

A ladder of fixed length \( h \) is to be placed along the wall such that it is free to move along the height of the wall.
Based upon the above information, answer the following questions:
(iii) (b) If the foot of the ladder, whose length is 5 m, is being pulled towards the wall such that the rate of decrease of distance \( y \) is \( 2 \, \text{m/s} \), then at what rate is the height on the wall \( x \) increasing when the foot of the ladder is 3 m away from the wall?