Question
Speed of a car and a bus is 30 km/h and 6 km/h,
respectively. If the time taken by the car to cover a distance of ‘10x’ km is 2 hour less than time taken by the bus to cover a distance of ‘5x’ km, then find the value of ‘10x’Solution
According to the question, (5x/6) – (10x/30) = 2 Or, (5x × 5 – 10x × 1) ÷ 30 = 2 Or, (25x – 10x) ÷ 30 = 2 So, x = 4 Required value = 10 × 4 = 40
For the 2 variables x and y with the same mean, the regression equation are y = 5x+b and x=7y +c. Calculate b/c
Consider an economy described by the following equations:
C = 100 + 0.6 ∗ (Y − T) (consumption function)
For the following demand curve, Q=10P-1 , calculate the profit made by the monopolist when Total cost is Rs.2Q and he sells discrete goods i....
When we say that the estimator is BLUE. What does best signify here?
In the standard IS-LM model, an increase in Government spending (G) without changing taxes has
When the expected future marginal product of capital increases, then the IS curve  Â
Which of the following statements is incorrect?
Any straight-line supply curve that has a positive horizontal intercept has an elasticity of supply
In a perfectly competitive market, a firm’s long run supply curve is
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