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
Answers
Answered by
8
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
Answered by
0
15 TH MONTH
Step-by-step explanation:
200 1st
250 2nd
300 3rd
3504th
400 5th
450 6th
600 7th
650 8th
700 9th
750 10th
800 11th
850 12th
900 13th
950 14th
1000 15th
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