Two jet airliners leave the same airport at the same time, flying in the same directions. One is flying at 360 miles per hour, another at 450 miles per hour. How long will they be 270 miles apart?

What is the exact volume of the cylinder (radius 13 in., height 30 in.)

Can't gugys answer the ratio question. this is urgent the plans of a building is drawn toward scale of 1: 1000. kfc the foyer on the plans measures 62mm by 54mm, how large is the foyer in real life?

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?