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anvar save some amount every moth in first three month be save rs 200 rs 250 and rs 300 which month save rs 1000 total amount saved |
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Answer» it is an A.P. for 1000. a=200 difference=50 an=1000 1000=200+(n-1)*50 800=50n-50 n=850/50 n=17 after 17 MONTHS he saves RS 1000 total SAVINGS are (n/2)(a+l) (17/2)*(200+1000) 17*600=10200 |
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