A man buys premium bond every year.in the first year ,he buys sh2000 worth of bond.if every year he increases his annual investment in bonds by sh600 how long will he take for his total investment to be sh37000.solve using A.P/G.P
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it will take 59.3 years for his total investment to be 37000
using A.P:
a=2000
d=600
an=37000
an=a+(n-1)d
37000=2000+(n-1)600
35600=600n
n=59.3
using A.P:
a=2000
d=600
an=37000
an=a+(n-1)d
37000=2000+(n-1)600
35600=600n
n=59.3
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