Problem 760

The time t  required to do a job varies inversely as the number of people working. It takes 4 hr for cooks to prepare the food a wedding rehearsal dinner.…

Problem 759

The maximum number of grams of fat (F) that should be in a diet varies directly as a person’s weight (W). A person weighting 120 lb should have no more…

Problem 757

Find the variation constant and an equation of variation where y varies inversely as x and y = 5 when x = 14.   Solution:-   For inverse variation, use…

Problem 756

Find the variation constant and an equation of variation where y varies directly as x and y = 35 when x = 5.   Solution:-   For direct variation, you…