Jack spends 1 1/3 as long on his homework as jill. last week jill sent 5 1/2 hours doing homework. how long did jack spenkd doing his homework?

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

What are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2

The bolo cavern outside of vandalia is 421 ft below sea level. a little more than75 miles away. mt owens is 7295 feet above sea level. what is the difference in elevation between the bolo cavern and mt owens?