Roger and Trevor went shopping for produce on the same day. They each brought some apples and some potatoes. Roger bought 8lbs of apples and 7lbs of potatoes for a total of 18.85. Trevor spent 12.88 on 2lbs of apples and 10lbs of potatoes. What was the price of apples and potatoes per pound?

Talia took the bus from her home to the bank and then walked back to her home along the same route. the bus traveled at an average speed of 40 km/h and she walked at an average speed of 5 km/h. to determine the time, x, that it took talia to walk home, she used the equation 40(0.9 – x) = 5x. the time of trip 2 is hours. the distance of trip 1 is km.