Question
A & B invested Rs. 2X and Rs. (X + 500) for same period
of time in a business. If A gets Rs. 4000 as profit share out of total profit of Rs. 7000, then find ‘X’?Solution
ATQ – 2X/(X+500) = 4000/(7000−4000) X = 1000
In a company, the average number of employees named Amit and Chinky is 25. The number of Chinky's name employees is 50% higher than the number of Amit's...
Three numbers are given such that when the average of any two numbers is added to the third number, the resulting sums are 450, 420, and 400. Determine ...
The average Cost Price of two items P and Q is Rs. 500. P and Q are sold at 15% and 25% profit respectively. If the total Selling Price of P and Q is Rs...
The average height of each student in a class of 36 students is 169 cm. If 4 new students joined the class, then the average height of the each student ...
A frustum of a cone has radii of 5 cm and 3 cm, and a height of 8 cm. What is its volume?
The average of six numbers is 8. When three new numbers are included in such a way that the first number is twice the second and second number is thri...
The total number of students in class X and Y is 72. The number of students in X is 40% more than that in Y. The average marks of students in Y are 50% ...
The average number of books on history, polity and geography in a library is 150, and the average number of books on history and geography is 140. If th...
- A student scored an average of 81 marks in his first 30 tests. In the next 10 tests, his average score was ‘x’ marks, and his overall average rose to 8...
In the Board exams, the average marks scored by 20 students is 55. But while calculating, marks of 2 students were wrongly entered as 43 and 60 in place...