Sally has a mass of 70 kilograms and Dave weighs 170 pounds. What is Sally's weight as a percentage of Dave's weight? (Round to the nearest whole percentage point and do not include units in your answer.) Note: There are 2.205 pounds per kilogram.

Write a corresponding real world problem to represent 2x - 125=400

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2