Sikha spends ( \((\frac{1}{3})^{rd}\) of her salary on room rent, \((\frac{1}{4})^{th}\) of the remaining on loan repayment, and \((\frac{1}{5})^{th}\) of the remaining on food. What fraction of her salary is left with her?

The correct answer is (B): \(\frac{2}{5}\)

Sikha spends (1/3)rd of her salary on room rent, (1/4)th of the remaining on loan repayment, and (1/5)th of the remaining on food.

List-I	List-II
(A) Confidence level	(I) Percentage of all possible samples that can be expected to include the true population parameter
(B) Significance level	(III) The probability of making a wrong decision when the null hypothesis is true
(C) Confidence interval	(II) Range that could be expected to contain the population parameter of interest
(D) Standard error	(IV) The standard deviation of the sampling distribution of a statistic