Question
A frog leaps across 14 lily pads which are of the same distance apart. It takes the frog 18 seconds to get from the ninth  lily pad to the twelfth lily pad. How long does it take for the frog to leap from the second lily pad to the sixteenth lily pad?
4 m

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A frog leaps across 14 lily pads which are of the same distance apart. It takes the frog 18 seconds to get from the ninth  lily pad to the twelfth lily pad. How long does it take for the frog to leap from the second lily pad to the sixteenth lily pad?