What is the circumference of a circular plate with a radius of 3 inches? (Round your answer to the nearest tenth.)
A. 27.3 in
O B. 37.7 in
C. 9.4 in
D. 18.8 in

What is this inequality notation? t is less then or equal to 2

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?

Ammonia molecules have three hydrogen atoms and one nitrogen atom. how many of each atom arein five molecules of ammonia