Math, asked by tarkeshwarturi, 1 year ago

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 panigrahiraj
1

Answer:

46 minutes


Step-by-step explanation:


Answered by ramsir47
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 )
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