How does an earthquake of magnitude 7.8 compare in intensity with an earthquake of magnitude 3.7 on the Richter scale? Round to the nearest whole number.

Solve the system of equations. y= 2x y= x^2 - 15

One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.

Deshawn uses 3/4 of a box of rice to cook dinner the portion he uses weighs 12 ounces right and solve an equation to find the weight of the full box of rice