Cindy borrowed the same amount of money from a bank and a friend. The table below shows the amount, in dollars, that Cindy would owe them after different numbers of years:
Year
1
2
3
4
Bank
102.50
105.06
107.69
110.38
Friend
103
106
109
112
Which statement is true about the money Cindy would owe the bank and her friend after 30 years?
She would owe the bank more money.
She would owe her friend more money.
She would owe both the same amount of money.
She would owe her friend twice the amount she borrowed.
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OpenStudy (anonymous):
rate of interest of bank should be known
OpenStudy (anonymous):
@Amber1997
OpenStudy (anonymous):
so D? @swarup169
OpenStudy (anonymous):
@Amber1997
OpenStudy (anonymous):
the interest is increasing by 0.06 each year :P
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OpenStudy (anonymous):
so D? @aajugdar
OpenStudy (anonymous):
calculate it xD
OpenStudy (anonymous):
ok i will tell you how
OpenStudy (anonymous):
first year's interest is 2.56
OpenStudy (anonymous):
B
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OpenStudy (anonymous):
??
OpenStudy (anonymous):
2nd year's 2.63
and third year's 2.69
now the difference btwn them is 0.06
now to find what it will be after thirty years
2.63+(30-1)0.06 = 4.3
now the sum will be
OpenStudy (anonymous):
OpenStudy (anonymous):
30(2.56+4.3)/2 =102
OpenStudy (anonymous):
@kirbykirby
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OpenStudy (anonymous):
so final amount she has to give to bank is
102.50+ 102 =204.50
OpenStudy (anonymous):
now as for her friend it will be 30*3 =90
103+90= 193
OpenStudy (anonymous):
so she owes bank more money :P
OpenStudy (anonymous):
so D?
OpenStudy (anonymous):
its A :O
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OpenStudy (anonymous):
what did i solve just nw -.-
OpenStudy (anonymous):
thanks :)
OpenStudy (anonymous):
last question!
OpenStudy (anonymous):
m checking
OpenStudy (anonymous):
hey A is correct :)
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