Peter purchased a machine for $Rs$ $80000$ and spent $Rs. 5000$ on repair and $Rs.\, 1000$ on transport and sold it with $25 \%$ profit. At what price did he sell the machine? (in $Rs$)
$105100$
$106250$
$107500$
$117500$
Vijay sold a watch at a gain of $5 \%$. Had he sold it for $Rs.\, 72$ more, he would have gained $13 \%$. Find out the cost price of the watch. (in $Rs.$)
A plate was sold for $Rs.\,6,300$ after giving two successive discounts of $12^{1 / 2} \%$ and $10 \% .$ Find the marked price. (in $Rs.$)
A shopkeeper allows a discount of $10 \%$ on the marked price of an item but charges a sales tax of $8 \%$ on the discounted price. If the customer pays $Rs.\, 3,402$ as the price including the sales tax, then the marked price is (in $Rs.$)
The marked price of a piano was $Rs.\, 15,000$. At the time of sale, there were successive discounts of $20 \%$ $10 \%$ and $10 \%$ on it. The sale price was (in $Rs.$)
Paras Health Care made $3000$ strips of vitamin tablets at a cost of $Rs.$ $4800 .$ The company gave away $1000$ strips of tablets to doctors as free samples. A discount of $25 \%$ is given on the printed price. Find the ratio of profit in $Rs.$ if the price is raised from $Rs.\, 3.25$ to $Rs.\, 4 .25$ per strip and if at the latter price, samples to doctors were done away with.