On monday val walked 4 miles in 1 1/2 hour. on tuesday she walked 3 miles in 9/10 hour. did val walk at the same rate on both days ?

If benito is selecting samples of five values from the table, which row will result in the greatest mean? row 1 row 2 row 3 row 4

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions. a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0