You want to multiply together the number of possible choices for each digit in the code.

0-9 is ten possible numbers, since repetitions are allowed (example code 2,2,2,2) there are ten possible choices per digit in the code.

10*10*10*10 = 10,000 four digit coded possible

6 0

2 years ago

Solve this problem.<br><br> How high is the kite?

QveST [7]

Answer:

26.5 m

Step-by-step explanation:

this is the answer

7 0

3 years ago

A donut shop requires customers to spend at least $4 in order to use their debit card to pay for a purchase. Maya wants to buy a

Anuta_ua [19.1K]

Answer:

x+$1.20 ≥ $4

4 0

1 year ago

Read 2 more answers

I need to solve this problem using the substitution method. I keep getting crazy numbers so I’m definitely doing something wrong

Oksanka [162]

Answer:

S=3 R=1

Step-by-step explanation:

3x1+3=6

1+(3x3)=10

3x3=9

9+1=10.

4 0

2 years ago