Question
In a train, 40% of the passengers are females. Out of
total number of passengers, 60% have unreserved tickets out of which 20% are females. How much percent of females have unreserved tickets?Solution
Let the total number of passengers in the train be ‘x’ Therefore, total number of female passengers = 0.4x Number of female passengers who have unreserved tickets = 0.6 × 0.2x = 0.12x Required percentage = (0.12x/0.4x) × 100 = 30%
Refer the following table. How many students scored up to 40 marks?
From the following, who first examined the close negative relationship between the unemployment rate and the output ratio?
For Cobb-Douglas production function the elasticity of substitution is
Which of the following is NOT a postulate of the Classical Model of full-employment equilibrium?
Calculate Disposable income:
Consumption (C) = 300
Investment (I) = 50
Government purchases (G) = 70
Government transfer pay...
The data about sales and advertisement expenditure of a firm is given below
The Coefficient of Alienation can be determined by
New loans made = 1000. Fractional reserve ratio is 1/3, by how much deposits will grow?
If the sum of the product of the deviation of X and Y from their means is zero, the correlation coefficient between X and Y is:
If it rains a dealer in raincoats can earn Rs. 400 per day. If it is a fair day he loses Rs. 80 per day. What is his expectation if the probab...
Relevant for Exams:
