Six classrooms lost electricity this morning for 47 minutes. determine the percent of an hour that the classrooms were without electricity. use a percent model to make your calculations, rounded to the nearest tenth of a percent. type a numerical answer in the space provided. do not include a % sign or spaces in your answer.

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.

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?