Heather and Perry each improvised their yards by planting grass sod and geraniums. They bought their supplies from the same store. Heather spent 130$ on 4ft of grass sod and 10 geraniums. Perry spent 115$ on 12ft of grass sod and 5 geraniums. What is the cost of one ft of grass sod and the cost of one geranium?

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?