A six-faced fair die is rolled until a 5 is rolled. Determine the probability that the number of rolls needed is exactly 6 given that the number of rolls needed is at least 3.

Ivan and jeff buy a package of 8 pens for $4.00. ivan wants 5 of the pens, and jeff wants 3.how much should each student pay?

Choose the equation that represents the graph below: (1 point) graph of a line passing through points negative 3 comma 0 and 0 comma 3 y = x − 3 y = −x + 3 y = −x − 3 y = x + 3 will award !

Which of the following vectors are orthogonal to (2,1)? check all that apply