At zekes karate there are 5 times as many youth students as adult students taking classes this session. If there are 72 more youth students than adults students this session how many students are taking classes

The soup shack usually makes tomato soup with 99 tomatoes for every 1212 cups of soup. today, they made 88 cups of soup with 66 tomatoes. how does today's soup compare to the usual recipe?

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)