Pure and ashu live in two different villages 165 km apart. they want to meet each other but there is no fast means of transport. puru travels 15km the first day, 14 km the second day, 13 km the third day and so on. ashu travels 10 km the first day, 12 km the second dry, 14 km the third day and so on. after how many days will they meet.
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pure travels 15,14,13km perday means at diff of 1km per day.
he travels 42km in 3days.
now ashu travels 10,12,14km perday means at increments of 2km perday.
he travels 36km in 3 days.
means they travel 36+42=78km in 3 days.
remaining dist 165-78=87km
4th day they travel 12+16=28km
5th day they travel 11+18=29km
6th day they travel 10+20=30km
total they travel 28+29+30=87km.
means they meet each other in 6dth days
he travels 42km in 3days.
now ashu travels 10,12,14km perday means at increments of 2km perday.
he travels 36km in 3 days.
means they travel 36+42=78km in 3 days.
remaining dist 165-78=87km
4th day they travel 12+16=28km
5th day they travel 11+18=29km
6th day they travel 10+20=30km
total they travel 28+29+30=87km.
means they meet each other in 6dth days
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