5. Craig ran 3 1/2 miles in 1/9 of an hour. What is the unit rate for the number of miles Craig ran per hour? A. 9/1 B. 3/1 C. 63/2 D. 1/2​

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days

Kate has 50 quarters and dimes. she has a total of $9.80. how many dimes that she have?