jess makes salad dressing by mixing lemon juice and olive oil in the ratio 2:5 by volumr. me. shes uses 0.5 litres of lemon juice. work out how much olive oil she uses to make the salad dressing.

Is a square always, sometimes, or never a parallelogram

Percy rides his bike 11.2 miles in 1.4 hours at a constant rate. write an equation to represent the proportional relationship between the number of hours percy rides, x,and the distance in miles, y, that he travels.

Solve the equation for b: a= (1/2)(b)(h)