S K Gupta and Anubhuti Gangal Solutions for Chapter: Percentage and Its Applications, Exercise 4: Exercise 7(D)

Naseem runs a readymade garments shop. He marks the garments at such a price that even after allowing a discount of $12.5 \%$, he makes a profit of $10\%$. Find the marked price of a suit which costs him $₹ 1470$.

If the marked price of a suit is $₹ k$, then find the value of $k$.

$A$ sells a car priced at $₹ 36000$. He gives a discount of $8\%$ on the first $₹ 20000$ and $5\%$ on remaining $₹ 16000$. $B$ also sells a car of the same make priced at $₹ 36000$. He gives a discount of $7\%$ on the total price. Calculate the actual price charged by $A$ and $B$ for the cars.

A dealer of scientific instruments allows $20\%$ discount on the marked price of the instruments and still makes a profit of $25\%$. If his gain over the sale of an instrument is $₹ 150$, find the marked price of the instruments. (Write the answer without rupee symbol)

A washing machine is marked at $₹ 7500$. The dealer allows successive discounts of $8\%, 5\%$ and $2\%$ on it. What is the net selling price $?$

After allowing two successive discounts of $15\%$ and $5\%$, a fan is sold for $₹ 2907$. What is the marked price of the fan $?$ If the marked price of the fan is $₹ k$, then find the value of $k$.

A shopkeeper earns $15\%$ profit on a shirt even after allowing $31\%$ discount on the marked price. If the marked price is $₹ 1250$, then the cost price of the shirt is

Two successive discount of $10\%$ and $5\%$ are equal to a single discount of

Applied to a bill of $₹ 15000$, what is the difference in rupees between a discount of $50\%$ and two successive discount of $30\%$ and $20\% ?$ 

(Write the answer without rupee symbol)