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faltersainse [42]
3 years ago
10

To gain access to his account, a customer using an automatic teller machine (ATM) must enter a four-digit code. If repetition of

the same four digits is not allowed (for example 5555), how many possible combinations are there?
Mathematics
1 answer:
VMariaS [17]3 years ago
8 0
I’m not really much sure, I tried.
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algol13
Third option. The letter has neither rotate or symmetry
8 0
4 years ago
What is the answer (x + 3)2 – 5 = 0
ElenaW [278]

x= -1/2 is the answer to your question. Mark as brainliest!!!!

7 0
3 years ago
5 is 5% of what number?​
iragen [17]

Answer:

100

Step-by-step explanation:

8 0
3 years ago
Is 12/42=10/35 a true proportion
olya-2409 [2.1K]
Yes, they both are 2/7

Proof: Left-hand side

Simplify the following:
12/42

The gcd of 12 and 42 is 6, so 12/42 = (6×2)/(6×7) = 6/6×2/7 = 2/7:
Answer:  2/7
Right-hand side:

Simplify the following:
10/35
The gcd of 10 and 35 is 5, so 10/35 = (5×2)/(5×7) = 5/5×2/7 = 2/7:
Answer:  2/7
3 0
3 years ago
A recipe calls for two eggs to make 10 pancakes. How many eggs will you need to make 35 pancakes?
zzz [600]
Hello!

2 eggs makes 10 pancakes so that is a 2:10 ratio

which can be reduced to 1 egg makes 5 pancakes so  

35/5 which equals 7

7 eggs are needed to make 35 pancakes

Hope this helps!
5 0
3 years ago
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