For the following questions answer them individually
By selling four articles for ₹1,680, a person gains the cost price of four articles. The profit percentage is:
A person wanted to sell his watch initially at 10% discount to his sister who wants to buy that watch. Later, the person sells it at 12% discount having ₹80 less in his profit. Find the marked price of the watch.
Gita bought 80 oranges at the rate of 9.50 per orange. She sold 25% of these at 12 each and one-third of the remaining at 10each. At what price per orange should she sell the remaining oranges to get an overall profit of 25%?
A certain sum of money is divided into three parts in the proportion of 11 : 8 : 5. If the third part is ₹530, what is the
sum (in ₹) of the other two parts?
The value of $$3 \times 2 \div 3 of 2 \times 3 \div \left(5+5\times5\div of 5-5\div10 of \frac{1}{5}\right) + 2\div7 of 2$$ is
A car covers a distance of 150 km at a uniform speed. The time taken for the journey is two-third of the speed in km/h, in tenns of numerical values. The time (in hours) taken to cover the distance of 150 km is:
what will be an equivalent discount of two successive discounts of 40% and 30% for an article?
The average of four numbers is 10. If the fast number is two-third of the second number, the second number is three-fourth of the third number and the third number is four times the founh number, then what is the third number?
If 4 men and 5 women can finish a work in 30 days and 6 men and 7 women can finish the same work in 24 days, how many days will it take for one woman alone to finish the two-third of the same work?
The speed of a train was increasing by 3 km/h after every one hour for up to 10 hours and then, it was increasing by 5 km/h. If the distance travelled in the first one hour was 40 km, what was the total distance covered by the train in 20 hours?