Which is more, 4 gallons or 16 quarts?

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0