Renting a mobile home for four days and driving 800 km costs $864.00. if the trip was seven days and covered 1200 km. the cost would be $1392.00. what is the cost per day, and cost per kilometer, for renting the mobile home?

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.

What is the slope of the line that passes through the points (–9, 2) and (0, 4)? the slope of the line is