During rush hour. from 8 a. m. to 9 a. m., traffic accidents occur according to a poisson process with a rate of 5 accidents per hour. between 9 a. m. and 11 a. m., they occur as an independent poisson process with a rate of 3 accidents per hour. what is the pmf of the total number of accidents between 8 a. m. and 11 a. m.?

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Need this at the city museum, child admission is 6 and adult admission is 9.20. on tuesday, 132 tickets were sold for a total sales of 961.60. how many adult tickets were sold that day?