Let me give you a tip.
you just have to graph those two lines and we all lazy, go to demos.com its a graphing math website you just write what is showing and they graph it for you .
Answer:
(3*9)+(3*6)
Step-by-step explanation:
Answer: 72.8%
Step-by-step explanation:
Assuming that you're talking about a standard deck of 52 cards, there are 4 tens and 4 aces.
So, at the beginning, you have probability 4/52=1/13 to draw a ten.
You replace, and you have an identical probability to draw an ace (you still have 4 favourable cases over 52 total cases).
Multiply the two probabilities to find the answer:

Answer: 2/14; 3/21; 4/28
Step-by-step explanation: