A CAR COVER CERTAIN DISTANCE IN 40 MINUTES,AT THE SPEED 54KM/HR
THAN WHAT COVERS AT THE SPEED AT 45 KM/HR
Answers
Answered by
1
Answer:
46 minutes
Step-by-step explanation:
Answered by
1
speed of car = 54 × 5/18 = 15 m/s
= 900 m/minuts
total time = 40 minutes
distance = 40 × 900/1000 = 36 km
now speed is 45 km/hr
required time is
36
---- × 60
45
= 48 minutes...
explain by
ramhari kunale osmanabad
( maharashtra )
= 900 m/minuts
total time = 40 minutes
distance = 40 × 900/1000 = 36 km
now speed is 45 km/hr
required time is
36
---- × 60
45
= 48 minutes...
explain by
ramhari kunale osmanabad
( maharashtra )
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