Question
Profit percentage earned on selling article 'E' is the
same as the percentage loss incurred on selling article 'F'. If the cost price of article 'E' is Rs. 800 and the cost price of article 'F' is Rs. 1200 and the average selling price of both articles is Rs. 920, then find the profit percentage earned on selling article 'E'.Solution
ATQ, Let profit percentage earned on selling article 'E' = Loss percentage incurred on selling article 'F' = x% 
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...
A basket contains 3 pink, 4 blue and 5 yellow wools. If three wools are picked at random, what is the probability that either all are blue or either all...
In a basket, there are (x + 7) red balls, ‘x’ blue balls, and (x + 3) black balls. If the probability of picking two blue balls at random is (1/28),...
A bag contains 6 black and 8 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
...A coin is tossed successively three times. Find the probability of getting exactly one tail or two tails?
In a lottery, there are 11 prizes and 30 blanks. A lottery is drawn at random. What is the probability of getting a prize?
The profit from sales, amounting to Rs. 4,200, is distributed between two salesmen, 'Amit' and 'Bheem,' in such a way that 'Amit' receives more money th...
A bag contains 4 black balls, 6 white balls and 5 red balls. Two balls are drawn simultaneously. Find the probability that both the balls are of same c...
P and Q together started a business with initial investment in the ratio of 1:4, respectively. The time-period of investment for P and Q is in the ratio...
A bag contains (x + 7) small toys, (x + 12) medium toys, and (x + 17) large toys. The probability of drawing a large toy from the bag is (4/9). Find the...
Relevant for Exams:
