A person buys a bike by way of loan . He clears the loan in 10 inereased installments. Every month he remits the installment by adding a particular sum the preceding installment. If the sum of 3rd and 9th installments if rs.15000 and sum of 2nd and 6th installment is rs.13000, find last installment amount a nd total amount remitted by him.
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The answer is Rs72,500
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numan12:
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Answer:
Step-by-step explanation:
a3+a9=15000
a+2d+a+8d=15000
2a+10d=15000
a+5d=7500(1) taking common 2
a2+a6=13000
a+d+a+5d=13000
a+3d=6500(2)
use elimination method we get d= 500 and a=5000
S10= 5(10000+450)
S10=52250
thus is correct
this is correct
thus is correct
thanks
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