Math, asked by souravo1753, 11 months ago

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

Answers

Answered by ankitkumar71
7

this us my answer you can solve easily this question with an formula

Attachments:
Answered by Anonymous
4

Answer:

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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