Big Julius Pizza sells only pizza. They offer four types of crust, five types of cheese, five meat toppings and seven vegetable toppings. If you must order exactly one type of cheese, one meat topping and one vegetable topping on your pizza, how many different pizzas can you order at Big Julius Pizza?

To find the total number of different pizzas that can be ordered at Big Julius Pizza, we need to multiply the number of choices for each component - crust, cheese, meat topping, and vegetable topping.

There are four choices for the type of crust.

For the cheese, there are five choices.

For the meat topping, there are five choices.

And for the vegetable topping, there are seven choices.

To find the total number of different pizzas, we multiply these choices together:

4 (crust choices) * 5 (cheese choices) * 5 (meat topping choices) * 7 (vegetable topping choices) = 700.

Therefore, you can order 700 different pizzas at Big Julius Pizza.