Speed of the steamer in still water = (80/5) =16 km/h Speed of the stream = (16/1.5) = (32/3) km/h Upstream speed of the boat = 16 – (32/3) = {(48 – 32)/3} = (16/3) km Required time taken = 80 ÷ (16/3) = 80 ×3/16 = 15 hours
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If rxy = 0.75, then ryx will be:
When two regression coefficients bear same algebraic signs, then correlation coefficient is:
Which of all the following is not an assumption of Marshall Consumer Theory of Demand?
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Among the following production functions which one is having decreasing returns to scale
Since the 1980s, Wal-Mart stores have appeared in almost every community in America. Wal-Mart buys its goods in large quantities and, therefore, at chea...
If a constant 60 is subtracted from each of the values of X and Y, then the regression coefficient is
Assume a small open country under fixed exchanges rate and full capital mobility. Prices are fixed in the short run and equilibrium is given initially a...
