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Answer 1 · 2017-12-01T02:53:25

Motocycle = 2 hours
Bus = 2. 5 hours
Truck = 3 hours
Bicycle = 7.5 hours.

# R = D/T # or

# T = D/R #

Where #R# = rate

Where #D# = distance

Where #T# = time

Motocycle's time = # 150/75 = 2#

Bus's time = # 150/60 = 2 1/2#

Truck's time = # 150/50 = 3 #

Bicycle's time = # 150/20 = 7 1/2#