Ramkali saved rupees 5 in the first week of year and then increase her weekly saving by rupees 1.75 if in the nh 8 week her weekly saving become 20.75 find and
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this us my answer you can solve easily this question with an formula
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hey mate here is your answer....
Step-by-step explanation:
Given:-
- a = 5
- d = 1.75
- an = 20.75
- n = ?
➡️ an = a + ( n - 1 ) d
➡️ 20.75 = 5 + ( n - 1 ) x 1.75
➡️ 15.75 = ( n - 1 ) x 1.75
➡️ ( n - 1 ) = 15.75 / 1.75
➡️ n - 1 = 9
➡️ n = 10
▶️ Hence n is 10.
Hope it helps!☺️
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