Question

A lending library has a fixed charge for the first three days and an additional charge for each day thereafter. Saritha paid 37 for a book kept for seven days, while Susy paid 25 for the book she kept for five days. Find the fixed charge and the charge for each extra day. To develop the reading habit in this pandemic library decided to reduce the fixed charge and additional charge by 2. If Saritha kept a book for 10 days what amount she needs to pay

Answer 1

Step-by-step explanation:

Oxidation is the loss of electrons or an increase in the oxidation state of an atom, an ion, or of certain atoms in a molecule. Reduction is the gain of electrons or a decrease in the oxidation state of an atom, an ion, or of certain atoms in a molecule (a reduction in oxidation state).