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From I. 450 ≡ 125% ∴ 540 ≡ 125/450× 540 = 150% ∴ Profit = 450/125× 50 = Rs 180 From II. Profit is 1/4 of cost price ⇒ CP:Profit : SP = 4:1:5 ∴ 5 ≡ 540 1 ≡ 540/5 = Rs 108 So, either I or II is sufficient to answer the question.
The purchasing power of money is equal to:
For the following frequency distribution
Class : 3-5 5-7 7-9 ...
For a group of 100 students, the mean and standard deviation of scores were found to be 30 and 5 respectively. Later on it was discovered that the scor...
Which option is WRONG?
The following observations 14, 19, 17, 20, 25 constitute a random sample from an unknown population with mean u and standard deviation σ.
The...
The grouped data for the observations are
Class: 1-3 3-5 5-7
The Excess Kurtosis of the Geometric distribution with parameter p is:
If xi | fi , i = 1,2,...n is a frequency distribution with standard deviation 15 and mean 30, the coefficient of variation will be equal to: