Question
A frog leaps across 20 lily pads which are of the same distance apart. It takes the frog 17 seconds to get from the tenth  lily pad to the eleventh lily pad. How long does it take for the frog to leap from the tenth lily pad to the fifteenth lily pad?
4 m

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A frog leaps across 20 lily pads which are of the same distance apart. It takes the frog 17 seconds to get from the tenth  lily pad to the eleventh lily pad. How long does it take for the frog to leap from the tenth lily pad to the fifteenth lily pad?