A single discount equivalent to two successive discounts of $10\%$ and $5\%$ is:

The list price of a book is $₹130$. If it is sold at a discount of $15\%$, its $\mathrm{S}.\mathrm{P}.$ is:

If a water bottle marked $₹1,250$ is sold for $₹1,175$, then the discount $\%$ on it is_____.