Whites varied directly as yellows cubed and inversely as purples. when there were 250 whites, there were 5 yellows and 8 purples. how many whites were there when there were 7 yellows and 4 purples

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

Which shaded region is the solution to the system of inequalities? y y[tex]\geq[/tex]-x+1

Will reward u brainliest! a restaurant did a survey among 100 customers to find their food preferences. the customers were asked about their preferences for pasta or rice. out of the total 30 people who liked pasta, 10 liked rice also. there were 40 people who liked rice. ok so all i need is someone to fill these in: like pasta and rice: like pasta, do not like rice: do not like pasta, like rice: do not like pasta or rice: