Problema Solution
Lois rode her bike to visit a friend. She traveled 10mi/h. While she was there, it began to rain. Her friend drover her home in a car traveling at 25mi/h. Lois took 1.5 h longer to go to her friends than to return home. How many hours did it take Lois to ride to her friends house
Answer provided by our tutors
let
t = the time of the car drive home
t + 1.5 = the time of the bicycle ride to the friends house
since speed = distance/time follows distance = time*speed
10(t + 1.5) = 25*t
by solving we find
t = 1 hr
click here to see the step by step solution of the equation
1 + 1.5 = 2.5 hr
It took her 2.5 hours to ride to her friends house.