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015 (part 1 of 2)

A cheetah can run at a maximum speed 103 km/h and a gazelle can run at a maximum speed of

76.5 km/h. If both animals are running at full speed, with the gazelle 99.3 m ahead, how long before the cheetah catches its prey? Answer in units of s.

016 (part 2 of 2)

The cheetah can maintain its maximum speed for only 7.5 s. What is the minimum distance the gazelle must be ahead of the cheetah to have a chance of escape? (After 7.5 s the speed of cheetah is less than that of the gazelle.) Answer in units of m

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