The ratio of iphones to Galaxy phones in a school is 3:2. If there is a total of 955 phones in the school, how many are there of each?

Which of the following represents the zeros of f(x) = 6x3 − 31x2 + 4x + 5? −5, one third , one half 5, − one third , one half 5, one third , − one half 5, one third , one half

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?