Question
The marked price of an article is Rs. 22,500, and it is
sold at a 25% discount. The profit made on selling the article is Rs. 1,950. What is the cost price of the article?Solution
ATQ,
Selling price of article = 0.75 × 22,500 = Rs. 16,875
Therefore, cost price of article = 16,875 - 1,950 = Rs. 14,925
The arithmetic means of the following data is.23,17,20,19,21,20,20
A ball is thrown from a height of 900 m on the ground. It bounces (2/3)Â times of its every last bounce. Find the total distance covered by the ball ti...
A spent 36% and 25% of his monthly salary on food and rent, respectively. Of the remaining amount, he gave 25% and 40% to his mother and brother, respec...
The mode and the mean of grouped data are 25 and 29.5 respectively. Find the median, correct to two places of decimal, using empirical relation.
Calculate the mean of these values:
25, 30, 28, 27, 29, 26, 32, 31
The 4th term of an AP is 17 and the 9th term is 42. Find the sum of the first 20 terms.
If the number 9458k2 is divisible by 8, then find the number of possible values of 'k'.
The interest earned when a sum is invested at simple interest of 25% p.a., for 3 years, is Rs. 1875. What will be the total amount received after 2 year...
If p:q = 5:7 and p + q = 408, then find the value of (q - p).
What is the median of the following list of numbers: 5, 3, 6, 9, 11, 19,12,20, and 1?