Please help me Cassie has a deck of 20 cards numbered 1-20. She randomly picks a card, does not replace it, and then randomly picks another card. Find the probability of each event.

1. Picks a 5 and then a 6

2. Picks an even number and then a 7

3. Picks a 5 or less and the. A number greater than 15

4. Picks a 1 and then a number greater than 4

ranks (& how to earn them):

-beginner (needs at least 0 points & 0 brainliest answers)

- hand (needs at least 100 points & 0 brainliest answers)

-ambitious   (needs at least 250 points & 0 brainliest answers)

-virtuoso (needs at least 500 points & 5 brainliest answers)

-expert   (needs at least 1,000 points & 10 brainliest answers)

-ace (needs at least 3,000 points & 15 brainliest answers)

-genius   (needs at least 15,000 points & 50 brainliest answers)

how to award brainliest:

you must wait until 2 people answer to award brainliest. i'm pretty sure that it should be next to the "" and "comments" buttons.  

the answer is 8.64

step-by-step explanation: