True or false, the ratios 4:10 and 8:20 are equivalent PLEASE HELP IF I FAIL MY MOM IS GONNA-

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?

Astocks price gained 3% in april and 5% in may and then lost 4% in june and 1% in july during which month did the stocks price change the most

Anew obstacle course is home to several new types of challenging obstacles. one such obstacle is traversing a 15-stair staircase. to make it more challenging, the stairs are not uniformly spaced. rather, the vertical space between consecutive stairs for the first 10 stairs is 113 feet and the vertical space for the last 5 stairs is 134 feet. what is the total vertical distance traveled ascending and descending the entire 15-stair staircase?