An airport check-in counter has a single line which feeds into two service counters. Whenever a service counter is empty, the person at the head of the line goes to it. The service time at each counter is exponential with a mean of four minutes, and the two counters are independent. (a) What is the density of the waiting time until arriving at the service counter for the person at the head of the line

Martin likes to make flower bouquets that have 3 daffodils and 4 tulips per vase. a daffodil has a mass of d grams, a tulip has a mass of t grams, and the vase has a mass of u grams. the expression 5(3d + 4t + v) describes the mass of 5 bouquets. match each amount in the situation with the expression that represents it. situation expression number of bouquets mass of one bouquet mass of the tulips in one bouquet 4t mass of the daffodils in one bouquet 3d + 4t + v

Thelime contains the point(-3,0) and parallel x-3y=3( show all work)

Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match each set of vertices with the type of quadrilateral they form.