Answer:
5
4
−
1
Step-by-step explanation:
Hey if you change 5/8 into a decimal you get 0.625. if you multiply 80•0.625 you get 50.
Answer:
probability the spy is able to unlock the tablet on his first try.
Step-by-step explanation:
A probability is the number of desired outcomes divided by the number of total outcomes.
Desired outcomes:
1 correct password, so 
Total outcomes:
Nine-digit codes.
For each digit, there are 10 possible outcomes. So

What is the probability the spy is able to unlock the tablet on his first try?

probability the spy is able to unlock the tablet on his first try.
✱ ✱ ✱ ✱ ✱ ✱ ✱ ✱ ✱ ✱ ✱ ✱ ✱
◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦
✯ ✯
✯
✯
✯ ✯
✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯ ✯
☆ ★ ☆ ✳︎ ✶ ∙ ✮
☆ ☆
6+4:2*10
6+2*10
<h2>26</h2>
✮ ∙ ✳︎ ★
✴︎ ✴︎ ✴︎✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎ ✴︎
AC/AE = BC/DE
DE = 2BC
AE = 2AC
Those are your answers. I( hope this helped!