ARYAN PUBLIC SCHOOL, NEW DELHI
NOTICE
Date: 25 June 2025
Literary Fest 2025
Our school is organising a Literary Fest on 2 July 2025 from 9:00 a.m. to 2:00 p.m. in the school auditorium. Events include poetry, quiz, and debate. Interested students may contact the undersigned by 29 June to register.
Garima
School Pupil Leader

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?