Answer:
the chances of her picking a yellow one is 6 in 15
Step-by-step explanation:
all you have to do is divide the color that you are trying to find the probability of by the amount of that object is if that makes sense.
Answer:

Step-by-step explanation:

Hope this helps!
4 x 10^12 is 4000000000000 in scientific notation. The decimal needed to move 12 places to the left.
Each time a rider is added, the cost of lunch goes up $4.25. L=n4.25