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:Find the area of square and then circle then take them away
Step-by-step explanation:
The answer is 35.
Reasons : 2*3 = 6. 6•6= 36-1= 35.
Marked down 15% means the new price would be 85% of the original price ( 100%-15% - 85%)
Multiply the original price by 85%:
5250 x 0.85 = 4462.50
The new price is $4,462.50
Answer:
8
Step-by-step explanation:
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