A library charges Rs.5 for issuing a book for 1 day and Rs.1 per day thereafter. If ritu had taken a book for 5 days. What is the total amount she needs to pay.

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Solution

Let total charge = y
Number of days = 5
⇒ Total Charge = (Charge for first day)+[(Charge for total number of days the book is kept -1) × (Charge from second day onwards)]
⇒y=Rs.5×1+(5−1)×Rs.1⇒y=5+4
y=9.

Therfore 9₹

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A library charges Rs.5 for issuing a book for 1 day and Rs.1 per day thereafter. If ritu had taken a book for 5 days. What is the total amount she needs to pay.

Let total charge = y Number of days = 5 ⇒ Total Charge = (Charge for first day)+[(Charge for total number of days the book is kept -1) × (Charge from second day onwards)] ⇒y=Rs.5×1+(5−1)×Rs.1⇒y=5+4 y=9. Therfore 9₹

Let total charge = y
Number of days = 5
⇒ Total Charge = (Charge for first day)+[(Charge for total number of days the book is kept -1) × (Charge from second day onwards)]
⇒y=Rs.5×1+(5−1)×Rs.1⇒y=5+4
y=9.

Therfore 9₹