person driving a car with a speed 60 km/h and reaches his destination in 4 hours. if he decides to reach in 3 hours, what should be the speed? solve it using direct and inverse propotion
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it can done by propagation method
speed :speed : : time : time
60 : x : : 4 :3
POET=POMT
60 × 3 = X × 4
180 = 4x
180÷4 = x
x = 45
if we want to go in 3 hours then the average speed would be 45km/h
speed :speed : : time : time
60 : x : : 4 :3
POET=POMT
60 × 3 = X × 4
180 = 4x
180÷4 = x
x = 45
if we want to go in 3 hours then the average speed would be 45km/h
roma2103:
hey can u help me with the other one too pls
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