A blood bank needs 17 people to help with a blood drive. 19 people have volunteered. Find how many different groups of 17 can be formed
from the
19
volunteers.

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

Let f(x)=2x and g(x)=2x. graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ?me asap

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?