Jena and Cara, working together, can rake the yard in 5 hours. Working alone, Cara takes five times as long as Jena. How long does it take Jena to rake the yard alone?

Kevin has just finished paying off his loan. he was assessed a service charge of $422. he paid off the principal and the interest by making weekly payments of $36.13 for four years. if the principal was $7,150, how much did kevin pay in finance charges, to the nearest dollar? a. $498 b. $365 c. $422 d. $787

What is the y-intercept of the line given by the equation

Through non-collinear points there is exactly one plane.