Ahealthy diet follows the ratio for meat to vegetables of 2.5 servings to 4 servings. if you eat 7 servings of meat a week, how many servings of vegetables should you eat?

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.