Work out the circumference and area of the circular pierce of glass needed for the top of a display cabinet which has a diameter of 1.8m. Use pie =3.14

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Michael and imani go out to eat for lunch if their food and beverages cost 25.30 and there is an 8% meals tax how much is the bill

Mike was going to sell all of his stamp collection to buy a video game. after selling half of them he changed his mind. he then bought ten more. how many did he start with if he now has 27?