conversion into miles per hour 63,756x60= 3,825,360 70x5,280= 369,600 ill mark the first to answer correctly as brainliest!

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

Simplify the following expression 48^1/2

Yvaries inversely as x. y =12 when x=5. find y when x=4