A car moves with $60 k m / h$ in first one hour and with $80 k m / h$ in next half an hour. Find total distance travelled by the car.

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Solution

$d i s t a n c e t r a v e l l e d i n f i r s t h o u r = 60 k m d i s t a n c e t r a v e l l e d i n s e c o n d h o u r = 80 \times \frac{1}{2} k m = 40 k m t o t a l d i s t a n c e = 60 + 40 = 100 k m$

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A car moves with 60km/h in first one hour and with 80km/h in next half an hour. Find total distance travelled by the car.

distancetravelledinfirsthour=60kmdistancetravelledinsecondhour=80×12km=40kmtotaldistance=60+40=100km

A car moves with $60 k m / h$ in first one hour and with $80 k m / h$ in next half an hour. Find total distance travelled by the car.

$d i s t a n c e t r a v e l l e d i n f i r s t h o u r = 60 k m d i s t a n c e t r a v e l l e d i n s e c o n d h o u r = 80 \times \frac{1}{2} k m = 40 k m t o t a l d i s t a n c e = 60 + 40 = 100 k m$