Find the total distance in terms of x and y for each of the following: (a) A car travels for x hours at 60km/h and y hours at 100 km/h. (b) A person ran for 5 hours at x km/hr and 10 hours at y km/h.
Find the total distance in terms of x and y for each of the following: (a) A car travels for x hours at 60km/h and y hours at 100 km/h. (b) A person ran for 5 hours at x km/hr and 10 hours at y km/h.
Answers (1)
(a) Distance = speed x time
Distance covered by car = (60 x + 100 y) km
(b) Distance covered by the person = (5 x + 10 y) km