3. There are 6 red marbles and 11 orange marbles in a bag. You
randomly choose one of the marbles. What is the probability of choosing a
red marble?

35%

Step-by-step explanation:

First you have add all three marble colors up.

Now you will divide the number of red marbles by the number of the total numbers.

Which equals, .

Which means, the probability that you will pick a red marble is 35%

~CaityConcerto

step-by-step explanation:

∆abc has the points a(1, 7), b(-2, 2), and c(4, 2) as its vertices. formed with the point d(1, 2) as its third vertex, then ∆abd is triangle.