Can someone help asap?
What is the length of red segment EC to the nearest tenth?

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Write and solve a real word problem that involves determining distance on a coordinate plane