The number of ways of choosing 4 digits from 10 digits without replacement ( order is important) is 
. This is the number of all possible permutations of choosing 4 from 10. The first 4 numbers of your phone number is a unique 4 digit number(4 different digits). The required probability is
Answer:
D. (2x)(3x) + 5(3x - 2)
<em>good luck, i hope this helps :)
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Step-by-step explanation:
11(2y+1)
hope it helps.....
Answer: I think that the cost now from hotel 5 would be $15.00.
Step-by-step explanation:
5 hours = $5.00
10 hours = $10.00
15 hours = $15.00
20 hours = $20.00
25 hours = $25.00
Standard form means " number form" So the answer is 69,108.
