Question
If the profit is (1/5) of the selling price, what is the
profit percentage?Solution
ATQ,
Let the selling price be Rs. 5a Profit = (1/5) × 5a = Rs. a Cost price = 5a – a = Rs. 4a Profit percentage = (a / 4a) × 100 = 25%
- A coin is tossed 3 times. ‘A’ wins if exactly two heads occur. Find the probability of ‘A’ winning the game.
The names of 17 students from section A, 18 students from section B and 19 students from section C were selected. The age of all the 54 students was dif...
- The probability that Ankit passes is (2/9) and the probability that Shruti fails is (7/13). Find the probability that both have the same result.
A box contains 4 red, 5 blue and 3 green balls. Two balls are drawn at random without replacement. Find the probability that both balls are of the same ...
A bag contains 16 black and 18 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
In a basket, the ratio of the number of yellow and black marbles is 4:5, respectively, and the ratio of black to white marbles is 5:6. If the total numb...
A card is drawn from a standard deck of 52 cards. What is the probability that it is a face card or a heart?
A bag contains 3 Green and 9 Red balls. One ball is drawn at random. What is the probability that the ball drawn is Red?
A bag contains 7 white, 13 orange and 10 brown balls. Two balls are randomly drawn from the bag, what is the probability that a white and a brown ball a...
In a Polly bag, the distribution of red, white, and yellow rubber bands is in the ratio 7:3:8. Suppose the yellow rubber bands were reduced by 35 and th...
