Solution: How fast is the balloon receding from the observer 10 seconds later?

A balloon is released from the ground 100 meters from an observer. The balloon rises directly upward at the rate of 4 meters per second. How fast is the balloon receding from the observer 10 seconds later?

How fast is the balloon receding from the observer 10 seconds later?

Problem Statement: ECE Board November 1991

A balloon is released from the ground 100 meters from an observer. The balloon rises directly upward at the rate of 4 meters per second. How fast is the balloon receding from the observer 10 seconds later?

Problem Answer:

The balloon receding from the observer at 1.49 m/sec

Solution:

Online Questions and Answers in Differential Calculus (MAXIMA-MINIMA & TIME RATES)


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