Question
How many chairs must be sold for Rs. 25,600 to achieve a
25% profit, given that 50 chairs were originally purchased for the same amount?Solution
Cost price of each chair = (25,600/50) = Rs. 512 Let 'x' number of chairs are sold for Rs. 25,600 at a profit of 25% ATQ: (512 X x) X 1.25 = 25,600 Or, 640x = 25,600 Or, x = 25,600 ÷ 640 Or, x = 40
In a yellow box there are 5 red, 6 green, and 4 yellow balls while in a blue box there are 3 red, 7 green, and 5 yellow balls. One ball is drawn at rand...
40 pens are there in a box where 22 are red pens, ‘p’ are blue pens and remaining are black pens. If a pen is picked, the probability of getting blu...
If the letters of the word HORIZON be arranged at random, what is the probability that vowels are not together?
There are three types of maggi masala maggi, aata maggi and vegetable maggi in a bag. The probability of picking a vegetable maggi at random is 6/11. Th...
A bag contains a certain number of fruits of three varieties: apple, orange, and banana. The total number of apples and oranges is 13, which is 5 more t...
A bowl contains 9 blue balls, 7 white, and 5 black balls. If 2 balls are drawn in one go, then the probability of exactly one ball being white is:
The probability of selecting a rotten egg randomly from a basket of 600 eggs is 0.14. What is the number of rotten eggs in the basket?
Out of 36 balls in a bag, some are black and the rest are white in the ratio 7:5. Two balls are drawn randomly without putting back the first one. What ...
A game consists of tossing three coins once and then rolling two dice. Find the probability of getting exactly one tail in the coin toss and a sum equal...
Roger Federer gets a chance of 60% to win 1st set of tennis and Andy Murray gets a chance of 55% to win 2nd set of tennis. In what Percent of cases are ...