Using the arm as a first class lever assume that the biceps are flexing the forearms against a resistance of 33kg. Note that the fulcrum(axis) is the elbow joint and the biceps are inserted 3.5 cm from the fulcrum. The measurement from the fulcrum to the center of the resistance is 31cm. What is the force needed to balance lever?

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 estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9