Phoenix Automated Retail Services specializes in DVD rentals via automated retail kiosks. If consumers want a particular DVD, th
1 answer:
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Answer:
( ¹⁵C₂ )² × 5! = 1082161080
Explanation:
Data provided in the question:
Number of married couples = 15
Therefore,
Number of males = 15
Number of females = 15
Now,
The number of possible dancing arrangements
= Probability of selecting males × Probability of selecting males × ways of arranging 5 pairs
= ¹⁵C₂ × ¹⁵C₂ × 5!
= ( ¹⁵C₂ )² × 5!
= × ( 5 × 4 × 3 × 2 × 1 )
= × ( 5 × 4 × 3 × 2 × 1 )
= × 120
= 1082161080
Answer:
The man will made 15 drawins for 31,468 at their retirement age.
Explanation:
We solve for the future value of the annuity-due (deposits at the beginning)
C 1,000.00
time 25
rate 0.04
FV $375.1168
Now, we calcualte the amount of the withdrawals considering the new rate:
C $ 31.468