A bag has 7 red marbles and 8 yellow marbles. Half of the yellow marbles are made of plastic. A marble is selected at random from the bag. What is the
probability that it is a yellow, plastic marble?
Write your answer as a fraction in simplest form.

Answer

Step-by-step

Probablity = No. of fav. outcomes

Total no. of outcomes

Total no. of balls = 7+8=15 out of which 4 are of plastics

P of getting yellow plastic balls= 4 Ans

15

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation:

f(x) = y

f(-3) = -5

step-by-step explanation: